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The coadministration of aspirin decreases the biologic half-life of fenoprofen because of an increase in metabolic clearance that results in a greater amount of hydroxylated fenoprofen in the urine.
aspirin
fenoprofen
MECHANISM
Fenoprofen_ddi.xml
DDI-DrugBank.d154.s0
DDI-DrugBank.d154.s0.p0
In a study in which patients with active RA were treated for up to 24 weeks with concurrent ENBREL and anakinra therapy, a 7% rate of serious infections was observed, which was higher than that observed with ENBREL alone (0%).
ENBREL
anakinra
EFFECT
Etanercept_ddi.xml
DDI-DrugBank.d341.s2
DDI-DrugBank.d341.s2.p0
Multivitamins, or other products containing iron or zinc, antacids or sucralfate should not be administered concomitantly with, or within 2 hours of, the administration of norfloxacin, because they may interfere with absorption resulting in lower serum and urine levels of norfloxacin.
sucralfate
norfloxacin
ADVISE
Norfloxacin_ddi.xml
DDI-DrugBank.d217.s11
DDI-DrugBank.d217.s11.p18
Agents that have been found, or are expected to have decreased plasma levels in the presence of EQUETROTM due to induction of CYP enzymes are the following: Acetaminophen, alprazolam, amitriptyline, bupropion, buspirone, citalopram, clobazam, clonazepam, clozapine, cyclosporin, delavirdine, desipramine, diazepam, dicumarol, doxycycline, ethosuximide, felbamate, felodipine, glucocorticoids, haloperidol, itraconazole, lamotrigine, levothyroxine, lorazepam, methadone, midazolam, mirtazapine, nortriptyline, olanzapine, oral contraceptives(3), oxcarbazepine, Phenytoin(4), praziquantel, protease inhibitors, quetiapine, risperidone, theophylline, topiramate, tiagabine, tramadol, triazolam, valproate, warfarin(5) , ziprasidone, and zonisamide.
EQUETROTM
doxycycline
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p14
- Drugs whose efficacy is impaired by phenytoin include: anticoagulants, corticosteroids, coumarin, digitoxin, doxycycline, estrogens, furosemide, oral contraceptives, rifampin, quinidine, theophylline, vitamin D.
phenytoin
doxycycline
EFFECT
Fosphenytoin_ddi.xml
DDI-DrugBank.d40.s19
DDI-DrugBank.d40.s19.p4
Antacids: Concomitant administration of antacids containing magnesium or aluminum with VIDEX Chewable/Dispersible Buffered Tablets or Pediatric Powder for Oral Solution may potentiate adverse events associated with the antacid components.
aluminum
VIDEX
EFFECT
Didanosine_ddi.xml
DDI-DrugBank.d43.s4
DDI-DrugBank.d43.s4.p12
Drugs that reportedly may increase oral anticoagulant response, ie, increased prothrombin response, in man include:alcohol*;allopurinol;aminosalicylic acid;amiodarone;anabolic steroids;antibiotics;bromelains;chloral hydrate*;chlorpropamide;chymotrypsin;cimetidine;cinchophen;clofibrate;dextran;dextrothyroxine;diazoxide;dietary deficiencies;diflunisal;disulfiram;drugs affecting blood elements;ethacrynic acid;fenoprofen;glucagon;hepatotoxic drugs;ibuprofen;indomethacin;influenza virus vaccine;inhalation anesthetics;mefenamic acid;methyldopa;methylphenidate;metronidazole;miconazole;monoamine oxidase inhibitors;nalidixic acid;naproxen;oxolinic acid;oxyphenbutazone;pentoxifylline;phenylbutazone;phenyramidol;phenytoin;prolonged hot weather;prolonged narcotics;pyrazolones;quinidine;quinine;ranitidine*;salicylates;sulfinpyrazone;sulfonamides, long acting;sulindac;thyroid drugs;tolbutamide;triclofos sodium;trimethoprim/sulfamethoxazole;unreliable prothrombin time determinations;warfarin sodium overdosage.
anticoagulant
clofibrate
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p12
Although acid-base and electrolyte disturbances were not reported in the clinical trials with dorzolamide, these disturbances have been reported with oral carbonic anhydrase inhibitors and have, in some instances, resulted in drug interactions (e.g., toxicity associated with high-dose salicylate therapy).
dorzolamide
carbonic anhydrase inhibitors
EFFECT
Dorzolamide_ddi.xml
DDI-DrugBank.d34.s0
DDI-DrugBank.d34.s0.p0
The mode of toxic action of the pesticide gliftor: the metabolism of 1,3-difluoroacetone to (-)-erythro-fluorocitrate.
gliftor
(-)-erythro-fluorocitrate
NONE
11170315.xml
DDI-MedLine.d125.s0
DDI-MedLine.d125.s0.p1
However, other published reports describe modest elevations (less than two-fold) of clozapine and metabolite concentrations when clozapine was taken with paroxetine, fluoxetine, and sertraline.
clozapine
fluoxetine
MECHANISM
Clozapine_ddi.xml
DDI-DrugBank.d480.s22
DDI-DrugBank.d480.s22.p5
Although specific studies have not been performed, coadministration with drugs that are mainly metabolized by CYP3A4 (eg, calcium channel blockers, dapsone, disopyramide, quinine, amiodarone, quinidine, warfarin, tacrolimus, cyclosporine, ergot derivatives, pimozide, carbamazepine, fentanyl, alfentanyl, alprazolam, and triazolam) may have elevated plasma concentrations when coadministered with saquinavir;
ergot derivatives
alprazolam
NONE
Saquinavir_ddi.xml
DDI-DrugBank.d124.s26
DDI-DrugBank.d124.s26.p112
Immediate and Extended Release Tablets The hypoglycemic action of sulfonylureas may be potentiated by certain drugs including nonsteroidal anti-inflammatory agents, some azoles and other drugs that are highly protein bound, salicylates, sulfonamides, chloramphenicol, probenecid, coumarins, monoamine oxidase inhibitors, and beta adrenergic blocking agents.
sulfonylureas
salicylates
EFFECT
Glipizide_ddi.xml
DDI-DrugBank.d225.s0
DDI-DrugBank.d225.s0.p2
Propantheline and diphenoxylate, by decreasing gut motility, may increase digoxin absorption.
Propantheline
digoxin
MECHANISM
Digoxin_ddi.xml
DDI-DrugBank.d450.s5
DDI-DrugBank.d450.s5.p1
The effects of ketamine and of Innovar anesthesia on digitalis tolerance in dogs.
ketamine
Innovar
NONE
1167743.xml
DDI-MedLine.d23.s0
DDI-MedLine.d23.s0.p0
When other antiplatelet agents or anticoagulants are used concomitantly, there is the potential for FLOLAN to increase the risk of bleeding.
anticoagulants
FLOLAN
EFFECT
Epoprostenol_ddi.xml
DDI-DrugBank.d241.s1
DDI-DrugBank.d241.s1.p2
5HT3 Antagonists: Based on reports of profound hypotension and loss of consciousness when apomorphine was administered with ondansetron, the concomitant use of apomorphine with drugs of the 5HT3 antagonist class (including, for example, ondansetron, granisetron, dolasetron, palonosetron, and alosetron) is contraindicated .
apomorphine
ondansetron
EFFECT
Apomorphine_ddi.xml
DDI-DrugBank.d357.s0
DDI-DrugBank.d357.s0.p9
Hepatic Enzyme Inducers, Inhibitors and Substrates: Drugs which induce cytochrome P450 3A4 (CYP 3A4) enzyme activity (e.g., barbiturates, phenytoin, carbamazepine, rifampin) may enhance the metabolism of corticosteroids and require that the dosage of the corticosteroid be increased.
rifampin
corticosteroids
MECHANISM
Dexamethasone_ddi.xml
DDI-DrugBank.d314.s18
DDI-DrugBank.d314.s18.p12
Co-administration of ketoconazole, a strong inhibitor of CYP3A4, increased cinacalcet exposure following a single 90 mg dose of Sensipar by 2.3 fold.
ketoconazole
cinacalcet
MECHANISM
Cinacalcet_ddi.xml
DDI-DrugBank.d512.s6
DDI-DrugBank.d512.s6.p0
To study the pancreatic effects of other agents, dynamic insulin and glucagon release was measured from the in vitro perfused pancreases of normal and diabetic Chinese hamsters in response to various combinations of arginine (20mM), glucose (100 or 150 mg. per 100 ml.), and theophylline (10 mM).
arginine
theophylline
NONE
1116650.xml
DDI-MedLine.d74.s2
DDI-MedLine.d74.s2.p1
Quinolones have been shown to interfere with the metabolism of caffeine.
Quinolones
caffeine
MECHANISM
Nalidixic Acid_ddi.xml
DDI-DrugBank.d427.s3
DDI-DrugBank.d427.s3.p0
Rifabutin: Coadministration of rifabutin and VIRACEPT resulted in a 32% decrease in nelfinavir plasma AUC and a 207% increase in rifabutin plasma A.C.
rifabutin
VIRACEPT
MECHANISM
Nelfinavir_ddi.xml
DDI-DrugBank.d340.s30
DDI-DrugBank.d340.s30.p4
Therefore, co-administration of bupropion with drugs that are metabolized by CYP2D6 isoenzyme including certain antidepressants (e.g., nortriptyline, imipramine, desipramine, paroxetine, fluoxetine, sertraline), antipsychotics (e.g., haloperidol, risperidone, thioridazine), beta-blockers (e.g., metoprolol), and Type 1C antiarrhythmics (e.g., propafenone, flecainide), should be approached with caution and should be initiated at the lower end of the dose range of the concomitant medication.
bupropion
antidepressants
ADVISE
Bupropion_ddi.xml
DDI-DrugBank.d5.s17
DDI-DrugBank.d5.s17.p0
Metoclopramide: When coadministered with MONUROL, metoclopramide, a drug which increases gastrointestinal motility, lowers the serum concentration and urinary excretion of fosfomycin.
MONUROL
metoclopramide
MECHANISM
Fosfomycin_ddi.xml
DDI-DrugBank.d199.s0
DDI-DrugBank.d199.s0.p3
In separate studies of patients receiving maintenance doses of warfarin, hydrochlorothiazide, or digoxin, irbesartan administration for 7 days had no effect on the pharmacodynamics of warfarin (prothrombin time) or pharmacokinetics of digoxin.
warfarin
warfarin
NONE
Irbesartan_ddi.xml
DDI-DrugBank.d27.s4
DDI-DrugBank.d27.s4.p3
In studies in normal volunteers, there was no pharmacodynamic interaction between intravenous iloprost and either nifedipine, diltiazem, or captopril.
nifedipine
captopril
NONE
Iloprost_ddi.xml
DDI-DrugBank.d549.s0
DDI-DrugBank.d549.s0.p4
Auranofin should be avoided by patients with a history of serious reaction to any gold medication, including Solganal and Myochrysine.
Auranofin
gold medication
ADVISE
Auranofin_ddi.xml
DDI-DrugBank.d374.s0
DDI-DrugBank.d374.s0.p0
Drugs that reportedly may increase oral anticoagulant response, ie, increased prothrombin response, in man include:alcohol*;allopurinol;aminosalicylic acid;amiodarone;anabolic steroids;antibiotics;bromelains;chloral hydrate*;chlorpropamide;chymotrypsin;cimetidine;cinchophen;clofibrate;dextran;dextrothyroxine;diazoxide;dietary deficiencies;diflunisal;disulfiram;drugs affecting blood elements;ethacrynic acid;fenoprofen;glucagon;hepatotoxic drugs;ibuprofen;indomethacin;influenza virus vaccine;inhalation anesthetics;mefenamic acid;methyldopa;methylphenidate;metronidazole;miconazole;monoamine oxidase inhibitors;nalidixic acid;naproxen;oxolinic acid;oxyphenbutazone;pentoxifylline;phenylbutazone;phenyramidol;phenytoin;prolonged hot weather;prolonged narcotics;pyrazolones;quinidine;quinine;ranitidine*;salicylates;sulfinpyrazone;sulfonamides, long acting;sulindac;thyroid drugs;tolbutamide;triclofos sodium;trimethoprim/sulfamethoxazole;unreliable prothrombin time determinations;warfarin sodium overdosage.
anticoagulant
influenza virus vaccine
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p23
The plasma concentration of imipramine may increase when the drug is given concomitantly with hepatic enzyme inhibitors (e.g., cimetidine, fluoxetine) and decrease by concomitant administration of hepatic enzyme inducers (e.g., barbiturates, phenytoin), and adjustment of the dosage of imipramine may therefore be necessary.
imipramine
fluoxetine
MECHANISM
Imipramine_ddi.xml
DDI-DrugBank.d77.s5
DDI-DrugBank.d77.s5.p1
Nifedipine: Vardenafil 20 mg, when co-administered with slow-release nifedipine 30 mg or 60 mg once daily, did not affect the relative bioavailability (AUC) or maximum concentration (Cmax) of nifedipine, a drug that is metabolized via CYP3A4.
nifedipine
nifedipine
NONE
Vardenafil_ddi.xml
DDI-DrugBank.d198.s25
DDI-DrugBank.d198.s25.p5
Milk, milk products, and calcium-rich foods or drugs may impair the absorption of EMCYT.
calcium
EMCYT
MECHANISM
Estramustine_ddi.xml
DDI-DrugBank.d481.s0
DDI-DrugBank.d481.s0.p0
Levodopa and Amantadine: Limited clinical data suggest a higher incidence of adverse experiences in patients receiving bupropion concurrently with either levodopa or amantadine.
bupropion
amantadine
EFFECT
Bupropion_ddi.xml
DDI-DrugBank.d5.s20
DDI-DrugBank.d5.s20.p8
Potential drug interactions between Keppra and other AEDs (carbamazepine, gabapentin, lamotrigine, phenobarbital, phenytoin, primidone and valproate) were also assessed by evaluating the serum concentrations of levetiracetam and these AEDs during placebo-controlled clinical studies.
phenytoin
levetiracetam
NONE
Levetiracetam_ddi.xml
DDI-DrugBank.d212.s11
DDI-DrugBank.d212.s11.p47
Skeletal muscle relaxants: amphotericin B-induced hypokalemia may enhance the curariform effect of skeletal muscle relaxants (e.g., tubocurarine).
Skeletal muscle relaxants
skeletal muscle relaxants
NONE
Amphotericin B_ddi.xml
DDI-DrugBank.d318.s12
DDI-DrugBank.d318.s12.p1
When used in therapeutic doses, azithromycin had a modest effect on the pharmacokinetics of atorvastatin, carbamazepine, cetirizine, didanosine, efavirenz, fluconazole, indinavir, midazolam, rifabutin, sildenafil, theophylline (intravenous and oral), triazolam, trimethoprim/sulfamethoxazole or zidovudine.
atorvastatin
didanosine
NONE
Azithromycin_ddi.xml
DDI-DrugBank.d53.s7
DDI-DrugBank.d53.s7.p17
Because there is a theoretical basis that these effects may be additive, use of ergotamine-containing or ergot-type medications (like dihydroergotamine or methysergide) and AXERT within 24 hours of each other should be avoided.
ergotamine
AXERT
ADVISE
Almotriptan_ddi.xml
DDI-DrugBank.d299.s1
DDI-DrugBank.d299.s1.p3
Warfarin: When fluvoxamine maleate (50 mg tid) was administered concomitantly with warfarin for two weeks, warfarin plasma concentrations increased by 98% and prothrombin times were prolonged.
Warfarin
fluvoxamine maleate
NONE
Fluvoxamine_ddi.xml
DDI-DrugBank.d76.s30
DDI-DrugBank.d76.s30.p0
Digoxin: Coadministration of digoxin, a P-glycoprotein substrate, with oral conivaptan resulted in a reduction in clearance and an increase in digoxin Cmax and AUC values.
digoxin
conivaptan
MECHANISM
Conivaptan_ddi.xml
DDI-DrugBank.d315.s0
DDI-DrugBank.d315.s0.p3
Similarly, nateglinide had no influence on the serum protein binding of propranolol, glyburide, nicardipine, warfarin, phenytoin, acetylsalicylic acid, and tolbutamide in vitro .
nateglinide
glyburide
NONE
Nateglinide_ddi.xml
DDI-DrugBank.d460.s12
DDI-DrugBank.d460.s12.p1
Fenfluramine may increase slightly the effect of antihypertensive drugs, e.g., guanethidine, methyldopa, reserpine.
Fenfluramine
methyldopa
EFFECT
Fenfluramine_ddi.xml
DDI-DrugBank.d104.s0
DDI-DrugBank.d104.s0.p2
Although specific studies have not been performed, coadministration with drugs that are mainly metabolized by CYP3A4 (eg, calcium channel blockers, dapsone, disopyramide, quinine, amiodarone, quinidine, warfarin, tacrolimus, cyclosporine, ergot derivatives, pimozide, carbamazepine, fentanyl, alfentanyl, alprazolam, and triazolam) may have elevated plasma concentrations when coadministered with saquinavir;
disopyramide
alprazolam
NONE
Saquinavir_ddi.xml
DDI-DrugBank.d124.s26
DDI-DrugBank.d124.s26.p42
This time window is different than for other oral formulations of ciprofloxacin, which are usually administered 2 hours before or 6 hours after antacids.
ciprofloxacin
antacids
ADVISE
Ciprofloxacin_ddi.xml
DDI-DrugBank.d123.s10
DDI-DrugBank.d123.s10.p0
Other CNS depressant drugs should be used with caution in patients taking fenfluramine, since the effects may be additive.
CNS depressant drugs
fenfluramine
ADVISE
Fenfluramine_ddi.xml
DDI-DrugBank.d104.s1
DDI-DrugBank.d104.s1.p0
Antacids: Enteric Coated Aspirin should not be given concurrently with antacids, since an increase in the pH of the stomach may effect the enteric coating of the tablets.
Aspirin
antacids
ADVISE
Aspirin_ddi.xml
DDI-DrugBank.d443.s9
DDI-DrugBank.d443.s9.p2
Drugs that reportedly may increase oral anticoagulant response, ie, increased prothrombin response, in man include:alcohol*;allopurinol;aminosalicylic acid;amiodarone;anabolic steroids;antibiotics;bromelains;chloral hydrate*;chlorpropamide;chymotrypsin;cimetidine;cinchophen;clofibrate;dextran;dextrothyroxine;diazoxide;dietary deficiencies;diflunisal;disulfiram;drugs affecting blood elements;ethacrynic acid;fenoprofen;glucagon;hepatotoxic drugs;ibuprofen;indomethacin;influenza virus vaccine;inhalation anesthetics;mefenamic acid;methyldopa;methylphenidate;metronidazole;miconazole;monoamine oxidase inhibitors;nalidixic acid;naproxen;oxolinic acid;oxyphenbutazone;pentoxifylline;phenylbutazone;phenyramidol;phenytoin;prolonged hot weather;prolonged narcotics;pyrazolones;quinidine;quinine;ranitidine*;salicylates;sulfinpyrazone;sulfonamides, long acting;sulindac;thyroid drugs;tolbutamide;triclofos sodium;trimethoprim/sulfamethoxazole;unreliable prothrombin time determinations;warfarin sodium overdosage.
anesthetics
naproxen
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p1057
Particular caution should be exercised in using preparations containing sulfur, resorcinol, or salicylic acid in combination with DIFFERIN Gel.
sulfur
salicylic acid
NONE
Adapalene_ddi.xml
DDI-DrugBank.d370.s1
DDI-DrugBank.d370.s1.p1
Cimetidine: Albendazole sulfoxide concentrations in bile and cystic fluid were increased (about 2-fold) in hydatid cyst patients treated with cimetidine (10 mg/kg/day) (n=7) compared with albendazole (20 mg/kg/day) alone (n=12).
Albendazole sulfoxide
cimetidine
MECHANISM
Albendazole_ddi.xml
DDI-DrugBank.d321.s4
DDI-DrugBank.d321.s4.p3
Meperidine: Amphetamines potentiate the analgesic effect of meperidine.
Amphetamines
meperidine
EFFECT
Lisdexamfetamine_ddi.xml
DDI-DrugBank.d158.s16
DDI-DrugBank.d158.s16.p2
Lithium: generally should not be given with diuretics.
Lithium
diuretics
ADVISE
Hydrochlorothiazide_ddi.xml
DDI-DrugBank.d162.s9
DDI-DrugBank.d162.s9.p0
Resistance to the neuromuscular blocking action of nondepolarizing neuromuscular blocking agents has been demonstrated in patients chronically administered phenytoin or carbamazepine.
nondepolarizing neuromuscular blocking agents
phenytoin
EFFECT
Cisatracurium Besylate_ddi.xml
DDI-DrugBank.d60.s13
DDI-DrugBank.d60.s13.p0
Drugs that reportedly may increase oral anticoagulant response, ie, increased prothrombin response, in man include:alcohol*;allopurinol;aminosalicylic acid;amiodarone;anabolic steroids;antibiotics;bromelains;chloral hydrate*;chlorpropamide;chymotrypsin;cimetidine;cinchophen;clofibrate;dextran;dextrothyroxine;diazoxide;dietary deficiencies;diflunisal;disulfiram;drugs affecting blood elements;ethacrynic acid;fenoprofen;glucagon;hepatotoxic drugs;ibuprofen;indomethacin;influenza virus vaccine;inhalation anesthetics;mefenamic acid;methyldopa;methylphenidate;metronidazole;miconazole;monoamine oxidase inhibitors;nalidixic acid;naproxen;oxolinic acid;oxyphenbutazone;pentoxifylline;phenylbutazone;phenyramidol;phenytoin;prolonged hot weather;prolonged narcotics;pyrazolones;quinidine;quinine;ranitidine*;salicylates;sulfinpyrazone;sulfonamides, long acting;sulindac;thyroid drugs;tolbutamide;triclofos sodium;trimethoprim/sulfamethoxazole;unreliable prothrombin time determinations;warfarin sodium overdosage.
anticoagulant
bromelains
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p6
Drugs that reduce the number of blood platelets by causing bone marrow depression (such as antineoplastic agents) or drugs which inhibit platelet function (eg, aspirin and other non-steroidal anti-inflammatory drugs, dipyridamole, hydrochloroquine, clofibrate, dextran) may increase the bleeding tendency produced by anticoagulants without altering prothrombin time determinations.
aspirin
anticoagulants
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s90
DDI-DrugBank.d64.s90.p12
The following agents may increase certain actions or side effects of anticholinergic drugs. amantadine antiarrhythmic agents of class (e.g. quinidine), antihistamines antipsychotic agents (e.g. phenothiazines), benzodiazepines.
amantadine
benzodiazepines
NONE
Dicyclomine_ddi.xml
DDI-DrugBank.d543.s0
DDI-DrugBank.d543.s0.p12
Diazepam: The co-administration of Fluvoxamine Tablets and diazepam is generally not advisable.
Fluvoxamine
diazepam
ADVISE
Fluvoxamine_ddi.xml
DDI-DrugBank.d76.s19
DDI-DrugBank.d76.s19.p2
Pyrazolone Derivatives (phenylbutazone, oxyphenbutazone, and possibly dipyrone): Concomitant administration with aspirin may increase the risk of gastrointestinal ulceration.
phenylbutazone
aspirin
EFFECT
Aspirin_ddi.xml
DDI-DrugBank.d443.s3
DDI-DrugBank.d443.s3.p6
Although increased plasma concentrations (AUC 0-24 hrs) of loratadine and/or descarboethoxyloratadine were observed following coadministration of loratadine with each of these drugs in normal volunteers (n = 24 in each study), there were no clinically relevant changes in the safety profile of loratadine, as assessed by electrocardiographic parameters, clinical laboratory tests, vital signs, and adverse events.
loratadine
descarboethoxyloratadine
NONE
Loratadine_ddi.xml
DDI-DrugBank.d258.s1
DDI-DrugBank.d258.s1.p0
Both 18-MC and ibogaine are sequestered in fat and, like ibogaine, 18-MC probably has an active metabolite.
18-MC
ibogaine
NONE
11085336.xml
DDI-MedLine.d110.s15
DDI-MedLine.d110.s15.p0
Although it has not been definitively demonstrated that fluvoxamine is a potent IIIA4 inhibitor, it is likely to be, given the substantial interaction of fluvoxamine with alprazolam.
fluvoxamine
alprazolam
INT
Fluvoxamine_ddi.xml
DDI-DrugBank.d76.s10
DDI-DrugBank.d76.s10.p2
Plasma concentrations of quinolone antibiotics are decreased when administered with antacids containing magnesium, calcium, or aluminum.
quinolone antibiotics
calcium
MECHANISM
Didanosine_ddi.xml
DDI-DrugBank.d43.s12
DDI-DrugBank.d43.s12.p2
Other drugs which may enhance the neuromuscular blocking action of nondepolarizing agents such as NIMBEX include certain antibiotics (e. g., aminoglycosides, tetracyclines, bacitracin, polymyxins, lincomycin, clindamycin, colistin, and sodium colistemethate), magnesium salts, lithium, local anesthetics, procainamide, and quinidine.
lithium
anesthetics
NONE
Cisatracurium Besylate_ddi.xml
DDI-DrugBank.d60.s12
DDI-DrugBank.d60.s12.p114
HEMABATE may augment the activity of other oxytocic agents.
HEMABATE
oxytocic agents
EFFECT
Carboprost Tromethamine_ddi.xml
DDI-DrugBank.d23.s0
DDI-DrugBank.d23.s0.p0
Cholestyramine resin may delay or reduce the absorption of concomitant oral medication such as phenylbutazone, warfarin, thiazide diuretics (acidic) or propranolol (basic), as well as tetracycline penicillin G, phenobarbital, thyroid and thyroxine preparations, estrogens and progestins, and digitalis.
Cholestyramine
thyroxine
MECHANISM
Cholestyramine_ddi.xml
DDI-DrugBank.d566.s0
DDI-DrugBank.d566.s0.p8
Concomitant treatment with methylxanthines (aminophylline, theophylline), steroids, or diuretics may potentiate any hypokalemic effect of adrenergic agonists.
methylxanthines
adrenergic agonists
EFFECT
Arformoterol_ddi.xml
DDI-DrugBank.d284.s3
DDI-DrugBank.d284.s3.p4
- Anabolic steroids (nandrolone [e.g., Anabolin], oxandrolone [e.g., Anavar], oxymetholone [e.g., Anadrol], stanozolol [e.g., Winstrol]) or
nandrolone
oxandrolone
NONE
Sulfapyridine_ddi.xml
DDI-DrugBank.d179.s3
DDI-DrugBank.d179.s3.p9
Noncardioselective beta-blockers (nadolol,porpranolol,timolol) may exacerbate rebound hypertension when guanfacine is withdrawn.
nadolol
guanfacine
EFFECT
Guanfacine_ddi.xml
DDI-DrugBank.d507.s5
DDI-DrugBank.d507.s5.p4
Patients taking disopyramide phosphate and erythromycin concomitantly may develop increased serum concentrations of disopyramide resulting in excessive widening of the QRS complex and/or prolongation of the Q-T interval.
disopyramide phosphate
erythromycin
MECHANISM
Disopyramide_ddi.xml
DDI-DrugBank.d506.s7
DDI-DrugBank.d506.s7.p0
When amiodarone is added to flecainide therapy, plasma flecainide levels may increase two-fold or more in some patients, if flecainide dosage is not reduced.
amiodarone
flecainide
MECHANISM
Flecainide_ddi.xml
DDI-DrugBank.d87.s15
DDI-DrugBank.d87.s15.p0
Nephrotoxic agents : Concomitant administration of VISTIDE and agents with nephrotoxic potential [e.g., intravenous aminoglycosides (e.g., tobramycin, gentamicin, and amikacin), amphotericin B, foscarnet, intravenous pentamidine, vancomycin, and non-steroidal anti-inflammatory agents] is contraindicated.
VISTIDE
tobramycin
ADVISE
Cidofovir_ddi.xml
DDI-DrugBank.d260.s3
DDI-DrugBank.d260.s3.p1
Before taking glimepiride, tell your doctor if you are taking any of the following medicines: - aspirin or another salicylate such as magnesium/choline salicylate (Trilisate), salsalate (Disalcid, others), choline salicylate (Arthropan), magnesium salicylate (Magan), or bismuth subsalicylate (Pepto-Bismol);
choline salicylate
bismuth subsalicylate
NONE
Glimepiride_ddi.xml
DDI-DrugBank.d521.s1
DDI-DrugBank.d521.s1.p66
The zidovudine study dosed subjects with 1200 mg/day of azithromycin (n = 7) (later changed to 600 mg/day [n = 5]) for Days 8 to 21 of a 21-day course of 100 mg, five times/day of zidovudine.
azithromycin
zidovudine
NONE
11210404.xml
DDI-MedLine.d105.s3
DDI-MedLine.d105.s3.p2
Drugs that reportedly may increase oral anticoagulant response, ie, increased prothrombin response, in man include:alcohol*;allopurinol;aminosalicylic acid;amiodarone;anabolic steroids;antibiotics;bromelains;chloral hydrate*;chlorpropamide;chymotrypsin;cimetidine;cinchophen;clofibrate;dextran;dextrothyroxine;diazoxide;dietary deficiencies;diflunisal;disulfiram;drugs affecting blood elements;ethacrynic acid;fenoprofen;glucagon;hepatotoxic drugs;ibuprofen;indomethacin;influenza virus vaccine;inhalation anesthetics;mefenamic acid;methyldopa;methylphenidate;metronidazole;miconazole;monoamine oxidase inhibitors;nalidixic acid;naproxen;oxolinic acid;oxyphenbutazone;pentoxifylline;phenylbutazone;phenyramidol;phenytoin;prolonged hot weather;prolonged narcotics;pyrazolones;quinidine;quinine;ranitidine*;salicylates;sulfinpyrazone;sulfonamides, long acting;sulindac;thyroid drugs;tolbutamide;triclofos sodium;trimethoprim/sulfamethoxazole;unreliable prothrombin time determinations;warfarin sodium overdosage.
chymotrypsin
methyldopa
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p511
Combinations of clindamycin and gentamicin were indifferent for 16 and synergistic for 11 of the resistant strains.
clindamycin
gentamicin
EFFECT
15825309.xml
DDI-MedLine.d49.s8
DDI-MedLine.d49.s8.p0
Co-medications that induce CYP 3A4 (e.g., rifampicin, phenytoin, carbamazepine, phenobarbital, or St. John s wort) may significantly decrease exposure to exemestane.
phenytoin
exemestane
MECHANISM
Exemestane_ddi.xml
DDI-DrugBank.d435.s2
DDI-DrugBank.d435.s2.p6
Agents that are CYP3A4 inhibitors that have been found, or are expected, to increase plasma levels of EQUETROTM are the following: Acetazolamide, azole antifungals, cimetidine, clarithromycin(1), dalfopristin, danazol, delavirdine, diltiazem, erythromycin(1), fluoxetine, fluvoxamine, grapefruit juice, isoniazid, itraconazole, ketoconazole, loratadine, nefazodone, niacinamide, nicotinamide, protease inhibitors, propoxyphene, quinine, quinupristin, troleandomycin, valproate(1), verapamil, zileuton.
EQUETROTM
valproate
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s4
DDI-DrugBank.d94.s4.p23
Chlorotrianisene may interact with antidepressants, aspirin, barbiturates, bromocriptine, calcium supplements, corticosteroids, corticotropin, cyclosporine, dantrolene, nicotine, somatropin, tamoxifen, and warfarin.
Chlorotrianisene
cyclosporine
INT
Chlorotrianisene_ddi.xml
DDI-DrugBank.d446.s0
DDI-DrugBank.d446.s0.p7
Products containing calcium and other multivalent cations (such as aluminum, magnesium, iron) are likely to interfere with absorption of Ibandronate.
aluminum
Ibandronate
MECHANISM
Ibandronate_ddi.xml
DDI-DrugBank.d440.s1
DDI-DrugBank.d440.s1.p6
There have been reports of increased anticoagulant effects when erythromycin and oral anticoagulants were used concomitantly.
erythromycin
anticoagulants
EFFECT
Erythromycin_ddi.xml
DDI-DrugBank.d397.s3
DDI-DrugBank.d397.s3.p0
Digoxin and verapamil use may be rarely associated with ventricular fibrillation when combined with Adenocard.
verapamil
Adenocard
EFFECT
Adenosine_ddi.xml
DDI-DrugBank.d226.s1
DDI-DrugBank.d226.s1.p2
Vitamin A and oral retinoids: Concomitant administration of vitamin A and/or other oral retinoids with acitretin must be avoided because of the risk of hypervitaminosis A.
retinoids
acitretin
ADVISE
Acitretin_ddi.xml
DDI-DrugBank.d353.s12
DDI-DrugBank.d353.s12.p9
Benzthiazide may interact with alcohol, blood thinners, decongestant drugs (allergy, cold, and sinus medicines), diabetic drugs, lithium, norepinephrine, NSAIDs like Aleve or Ibuprofen, and high blood pressure medications.
Benzthiazide
decongestant drugs
INT
Benzthiazide_ddi.xml
DDI-DrugBank.d208.s0
DDI-DrugBank.d208.s0.p2
However, the systemic administration of some quinolones has been shown to elevate plasma concentrations of theophylline, interfere with the metabolism of caffeine, and enhance the effects of the oral anticoagulant warfarin and its derivatives, and has been associated with transient elevations in serum creatinine in patients receiving systemic cyclosporine concomitantly.
quinolones
caffeine
MECHANISM
Levofloxacin_ddi.xml
DDI-DrugBank.d242.s1
DDI-DrugBank.d242.s1.p1
Avoid the use of preparations such as decongestants and local anesthetics which contain any sympathomimetic amine (e.g., epinephrine, norepinephrine), since it has been reported that tricyclic antidepressants can potentiate the effects of catecholamines.
epinephrine
tricyclic antidepressants
ADVISE
Imipramine_ddi.xml
DDI-DrugBank.d77.s2
DDI-DrugBank.d77.s2.p13
Pharmacodynamic Interactions: The CNS-depressant action of the benzodiazepine class of drugs may be potentiated by alcohol, narcotics, barbiturates, nonbarbiturate hypnotics, antianxiety agents, the phenothiazines, thioxanthene and butyrophenone classes of antipsychotic agents, monoamine oxidase inhibitors and the tricyclic antidepressants, and by other anticonvulsant drugs.
benzodiazepine class
phenothiazines classes of antipsychotic agents
EFFECT
Clonazepam_ddi.xml
DDI-DrugBank.d333.s7
DDI-DrugBank.d333.s7.p5
Cevimeline should be administered with caution to patients taking beta adrenergic antagonists, because of the possibility of conduction disturbances.
Cevimeline
beta adrenergic antagonists
ADVISE
Cevimeline_ddi.xml
DDI-DrugBank.d287.s0
DDI-DrugBank.d287.s0.p0
Agents that have been found, or are expected to have decreased plasma levels in the presence of EQUETROTM due to induction of CYP enzymes are the following: Acetaminophen, alprazolam, amitriptyline, bupropion, buspirone, citalopram, clobazam, clonazepam, clozapine, cyclosporin, delavirdine, desipramine, diazepam, dicumarol, doxycycline, ethosuximide, felbamate, felodipine, glucocorticoids, haloperidol, itraconazole, lamotrigine, levothyroxine, lorazepam, methadone, midazolam, mirtazapine, nortriptyline, olanzapine, oral contraceptives(3), oxcarbazepine, Phenytoin(4), praziquantel, protease inhibitors, quetiapine, risperidone, theophylline, topiramate, tiagabine, tramadol, triazolam, valproate, warfarin(5) , ziprasidone, and zonisamide.
EQUETROTM
lorazepam
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p23
Antacids or H 2 receptor antagonists: When dirithromycin is administered immediately following antacids or H 2 -receptor antagonists, the absorption of dirithromycin is slightly enhanced.
dirithromycin
H 2 -receptor antagonists
MECHANISM
Dirithromycin_ddi.xml
DDI-DrugBank.d522.s15
DDI-DrugBank.d522.s15.p10
Cardiac glycosides could exaggerate the depression of AV nodal conduction observed with bepridil hydrochloride.
Cardiac glycosides
bepridil hydrochloride
EFFECT
Bepridil_ddi.xml
DDI-DrugBank.d137.s11
DDI-DrugBank.d137.s11.p0
Tagamet, apparently through an effect on certain microsomal enzyme systems, has been reported to reduce the hepatic metabolism of warfarin-type anticoagulants, phenytoin, propranolol, nifedipine, chlordiazepoxide, diazepam, certain tricyclic antidepressants, lidocaine, theophylline and metronidazole, thereby delaying elimination and increasing blood levels of these drugs.
Tagamet
propranolol
MECHANISM
Cimetidine_ddi.xml
DDI-DrugBank.d171.s0
DDI-DrugBank.d171.s0.p2
There was a small increase in plasma concentrations of capecitabine and one metabolite (5-DFCR);
capecitabine
5-DFCR
NONE
Capecitabine_ddi.xml
DDI-DrugBank.d88.s1
DDI-DrugBank.d88.s1.p0
The concomitant use of transdermal fentanyl with ritonavir or other potent 3A4 inhibitors such as ketoconazole, itraconazole, troleandomycin, clarithromycin, nelfinavir, and nefazadone may result in an increase in fentanyl plasma concentrations.
fentanyl
ritonavir
MECHANISM
Fentanyl_ddi.xml
DDI-DrugBank.d170.s2
DDI-DrugBank.d170.s2.p0
Drugs that reportedly may increase oral anticoagulant response, ie, increased prothrombin response, in man include:alcohol*;allopurinol;aminosalicylic acid;amiodarone;anabolic steroids;antibiotics;bromelains;chloral hydrate*;chlorpropamide;chymotrypsin;cimetidine;cinchophen;clofibrate;dextran;dextrothyroxine;diazoxide;dietary deficiencies;diflunisal;disulfiram;drugs affecting blood elements;ethacrynic acid;fenoprofen;glucagon;hepatotoxic drugs;ibuprofen;indomethacin;influenza virus vaccine;inhalation anesthetics;mefenamic acid;methyldopa;methylphenidate;metronidazole;miconazole;monoamine oxidase inhibitors;nalidixic acid;naproxen;oxolinic acid;oxyphenbutazone;pentoxifylline;phenylbutazone;phenyramidol;phenytoin;prolonged hot weather;prolonged narcotics;pyrazolones;quinidine;quinine;ranitidine*;salicylates;sulfinpyrazone;sulfonamides, long acting;sulindac;thyroid drugs;tolbutamide;triclofos sodium;trimethoprim/sulfamethoxazole;unreliable prothrombin time determinations;warfarin sodium overdosage.
nalidixic acid
pyrazolones
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p1240
- a nonsteroidal anti-inflammatory drug (NSAID) such as ibuprofen (Motrin, Advil, Nuprin, others), ketoprofen (Orudis, Orudis KT, Oruvail), diclofenac (Voltaren, Cataflam), etodolac (Lodine), indomethacin (Indocin), nabumetone (Relafen), oxaprozin (Daypro), and naproxen (Anaprox, Naprosyn, Aleve);
Indocin
Anaprox
NONE
Glimepiride_ddi.xml
DDI-DrugBank.d521.s2
DDI-DrugBank.d521.s2.p269
Tricyclic antidepressants may enhance the seizure risk in patients taking tramadol
Tricyclic antidepressants
tramadol
EFFECT
Cyclobenzaprine_ddi.xml
DDI-DrugBank.d150.s3
DDI-DrugBank.d150.s3.p0
Therefore, CYP3A4 substrates known to have a narrow therapeutic index such as alfentanil, astemizole, terfenadine, cisapride, cyclosporine, fentanyl, pimozide, quinidine, sirolimus, tacrolimus, or ergot alkaloids (ergotamine, dihydroergotamine) should be administered with caution in patients receiving SPRYCEL.
cyclosporine
pimozide
NONE
Dasatinib_ddi.xml
DDI-DrugBank.d48.s15
DDI-DrugBank.d48.s15.p47
Etonogestrel may interact with the following medications: acetaminophen (Tylenol), antibiotics such as ampicillin and tetracycline, anticonvulsants (Dilantin, Phenobarbital, Tegretol, Trileptal, Topamax, Felbatol), antifungals (Gris-PEG, Nizoral, Sporanox), atorvastatin (Lipitor), clofibrate (Atromid-S), cyclosporine (Neoral, Sandimmune), HIV drugs classified as protease inhibitors (Agenerase, Crixivan, Fortovase, Invirase, Kaletra, Norvir, Viracept), morphine (Astramorph, Kadian, MS Contin), phenylbutazone, prednisolone (Prelone), rifadin (rifampin), St. Johns wort, temazepam, theophylline (Theo-Dur), and vitamin C.
Etonogestrel
Dilantin
INT
Etonogestrel_ddi.xml
DDI-DrugBank.d484.s0
DDI-DrugBank.d484.s0.p6
Drugs that reportedly may increase oral anticoagulant response, ie, increased prothrombin response, in man include:alcohol*;allopurinol;aminosalicylic acid;amiodarone;anabolic steroids;antibiotics;bromelains;chloral hydrate*;chlorpropamide;chymotrypsin;cimetidine;cinchophen;clofibrate;dextran;dextrothyroxine;diazoxide;dietary deficiencies;diflunisal;disulfiram;drugs affecting blood elements;ethacrynic acid;fenoprofen;glucagon;hepatotoxic drugs;ibuprofen;indomethacin;influenza virus vaccine;inhalation anesthetics;mefenamic acid;methyldopa;methylphenidate;metronidazole;miconazole;monoamine oxidase inhibitors;nalidixic acid;naproxen;oxolinic acid;oxyphenbutazone;pentoxifylline;phenylbutazone;phenyramidol;phenytoin;prolonged hot weather;prolonged narcotics;pyrazolones;quinidine;quinine;ranitidine*;salicylates;sulfinpyrazone;sulfonamides, long acting;sulindac;thyroid drugs;tolbutamide;triclofos sodium;trimethoprim/sulfamethoxazole;unreliable prothrombin time determinations;warfarin sodium overdosage.
quinidine
quinine
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p1407
Discontinuation of cimetidine in well-controlled patients receiving tricyclic antidepressants and cimetidine may decrease the plasma levels and efficacy of the antidepressants.
tricyclic antidepressants
cimetidine
MECHANISM
Amitriptyline_ddi.xml
DDI-DrugBank.d99.s24
DDI-DrugBank.d99.s24.p3
Anticonvulsants (carbamazepine, felbamate, phenobarbital, phenytoin, topiramate): Increase the metabolism of ethinyl estradiol and/or some progestins, leading to possible decrease in contraceptive effectiveness.
Anticonvulsants
progestins
MECHANISM
Ethynodiol Diacetate_ddi.xml
DDI-DrugBank.d485.s12
DDI-DrugBank.d485.s12.p6
This interaction should be given consideration in patients taking NSAIDs concomitantly with ACE inhibitors.
NSAIDs
ACE inhibitors
ADVISE
Lisinopril_ddi.xml
DDI-DrugBank.d334.s8
DDI-DrugBank.d334.s8.p0
Although verapamil administered at either dose had little or no effect on the enhancement of intestinal carcinogenesis by bombesin or on the location, histologic type, depth of involvement, labeling index, apoptotic index or tumor vascularity of intestinal cancers, it significantly decreased the incidence of cancer metastasis.
verapamil
bombesin
NONE
11125235.xml
DDI-MedLine.d133.s4
DDI-MedLine.d133.s4.p0
Drugs which inhibit CYP 3A4 (e.g., ketoconazole, macrolide antibiotics such as erythromycin) have the potential to result in increased plasma concentrations of corticosteroids.
macrolide antibiotics
corticosteroids
MECHANISM
Dexamethasone_ddi.xml
DDI-DrugBank.d314.s19
DDI-DrugBank.d314.s19.p4