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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.
bromelains
phenytoin
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p388
There is thus an enhancement effect of PGF2alpha upon the reaction of placental vessels to oxytocin in vitro.
PGF2alpha
oxytocin
EFFECT
1113260.xml
DDI-MedLine.d17.s9
DDI-MedLine.d17.s9.p0
Bismuth: Bismuth subsalicylate, given concomitantly with enoxacin or 60 minutes following enoxacin administration, decreased enoxacin bioavailability by approximately 25%.
Bismuth subsalicylate
enoxacin
MECHANISM
Enoxacin_ddi.xml
DDI-DrugBank.d395.s0
DDI-DrugBank.d395.s0.p4
Dose reduction of rifabutin to half the standard dose and a dose increase of CRIXIVAN to 1000 mg (three 333-mg capsules) every 8 hours are recommended when rifabutin and CRIXIVAN are coadministered.
rifabutin
CRIXIVAN
NONE
Indinavir_ddi.xml
DDI-DrugBank.d97.s84
DDI-DrugBank.d97.s84.p0
Caution should be exercised if tacrolimus and bosentan are used together.
tacrolimus
bosentan
ADVISE
Bosentan_ddi.xml
DDI-DrugBank.d289.s16
DDI-DrugBank.d289.s16.p0
Therefore, co-administration of clozapine with other drugs that are metabolized by this isozyme, including antidepressants, phenothiazines, carbamazepine, and Type 1C antiarrhythmics (e.g., propafenone, flecainide and encainide), or that inhibit this enzyme (e.g., quinidine), should be approached with caution.
propafenone
quinidine
NONE
Clozapine_ddi.xml
DDI-DrugBank.d480.s30
DDI-DrugBank.d480.s30.p32
Phenobarbital (Primidone): Population pharmacokinetic analyses indicate that tiagabine clearance is 60% greater in patients taking phenobarbital (primidone) with or without other enzyme-inducing AEDs.
Phenobarbital
AEDs
NONE
Tiagabine_ddi.xml
DDI-DrugBank.d277.s12
DDI-DrugBank.d277.s12.p4
Concomitant use of SPRYCEL and drugs that inhibit CYP3A4 (eg, ketoconazole, itraconazole, erythromycin, clarithromycin, ritonavir, atazanavir, indinavir, nefazodone, nelfinavir, saquinavir, telithromycin) may increase exposure to dasatinib and should be avoided.
SPRYCEL
erythromycin
MECHANISM
Dasatinib_ddi.xml
DDI-DrugBank.d48.s1
DDI-DrugBank.d48.s1.p2
Anabolic steroids (particularly C-17 alkylated androgens such as oxymetholone, methandrostenolone, norethandrolone, and similar compounds) enhanced tendency toward edema.
androgens
methandrostenolone
NONE
Fludrocortisone_ddi.xml
DDI-DrugBank.d526.s19
DDI-DrugBank.d526.s19.p5
While all the selective serotonin reuptake inhibitors (SSRIs), e.g., fluoxetine, sertraline, and paroxetine, inhibit P450 2D6, they may vary in the extent of inhibition.
serotonin reuptake inhibitors
SSRIs
NONE
Amitriptyline_ddi.xml
DDI-DrugBank.d99.s8
DDI-DrugBank.d99.s8.p0
Monoamine oxidase (MAO) inhibitors such as isocarboxazid (e.g., Marplan), phenelzine (e.g., Nardil), procarbazine (e.g., Matulane), selegiline (e.g., Eldepryl), and tranylcypromine (e.g., Parnate): Using these medicines with L-tryptophan may increase the chance of side effects.
Nardil
Eldepryl
NONE
L-Tryptophan_ddi.xml
DDI-DrugBank.d63.s0
DDI-DrugBank.d63.s0.p41
Drugs which may enhance the neuromuscular blocking action of TRACRIUM include: enflurane;isoflurane;halothane;certain antibiotics, especially the aminoglycosides and polymyxins;lithium;magnesium salts;procainamide;and quinidine.
TRACRIUM
enflurane
EFFECT
Atracurium_ddi.xml
DDI-DrugBank.d469.s7
DDI-DrugBank.d469.s7.p0
The daily dose of ENABLEX should not exceed 7.5 mg when coadministered with potent CYP3A4 inhibitors (e.g., ketoconazole, itraconazole, ritonavir, nelfinavir, clarithromycin and nefazadone) .
ENABLEX
clarithromycin
ADVISE
Darifenacin_ddi.xml
DDI-DrugBank.d459.s0
DDI-DrugBank.d459.s0.p4
Anticoagulants including coumarin derivatives, indandione derivatives, and platelet aggregation inhibitors such as nonsteroidal anti-inflammatory drugs (NSAIDs), and aspirin may increase the risk of bleeding when administered concomitantly with ardeparin.
nonsteroidal anti-inflammatory drugs
ardeparin
EFFECT
Ardeparin_ddi.xml
DDI-DrugBank.d105.s0
DDI-DrugBank.d105.s0.p11
Urinary acidifying agents These agents (ammonium chloride, sodium acid phosphate, etc.) increase the concentration of the ionized species of the amphetamine molecule, thereby increasing urinary excretion.
sodium acid phosphate
amphetamine
MECHANISM
Lisdexamfetamine_ddi.xml
DDI-DrugBank.d158.s0
DDI-DrugBank.d158.s0.p2
The uptake inhibitors cocaine and desipramine (3 mumol/liter) potentiated the positive inotropic effects of norepinephrine in nonfailing myocardium (p < 0.05) but not in functional class IV myocardium.
desipramine
norepinephrine
EFFECT
7798493.xml
DDI-MedLine.d94.s12
DDI-MedLine.d94.s12.p2
The concomitant use of ENABLEX with other anticholinergic agents may increase the frequency and/or severity of dry mouth, constipation, blurred vision and other anticholinergic pharmacological effects.
ENABLEX
anticholinergic agents
EFFECT
Darifenacin_ddi.xml
DDI-DrugBank.d459.s2
DDI-DrugBank.d459.s2.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
itraconazole
MECHANISM
Fentanyl_ddi.xml
DDI-DrugBank.d170.s2
DDI-DrugBank.d170.s2.p2
When the STADOL NS was administered 30 minutes after the sumatriptan nasal spray, the AUC of butorphanol increased 11% and Cmax decreased 18%.
STADOL NS
sumatriptan
MECHANISM
Butorphanol_ddi.xml
DDI-DrugBank.d246.s5
DDI-DrugBank.d246.s5.p0
Atorvastatin: Atorvastatin increases the AUC for norethindrone and ethinyl estradiol.
Atorvastatin
ethinyl estradiol
MECHANISM
Ethynodiol Diacetate_ddi.xml
DDI-DrugBank.d485.s16
DDI-DrugBank.d485.s16.p4
Anesthetics/Sedatives/Hypnotics/Opioids: Co-administration of PRECEDEX with anesthetics, sedatives, hypnotics, and opioids is likely to lead to an enhancement of effects.
Anesthetics
sedatives
NONE
Dexmedetomidine_ddi.xml
DDI-DrugBank.d197.s1
DDI-DrugBank.d197.s1.p5
Acarbose may affect digoxin bioavailabillty and may require dose adjustment of digoxin by 16% (90% confidence interval: 8-23%), decrease mean C max digoxin by 26% (90% confidence interval: 16-34%) and decrease mean trough concentrations of digoxin by 9% (90% confidence limit: 19% decrease to 2% increase).
Acarbose
digoxin
NONE
Acarbose_ddi.xml
DDI-DrugBank.d536.s8
DDI-DrugBank.d536.s8.p1
Hypersensitivity reactions have been reported in patients receiving combination regimens containing sequential high dose PROLEUKIN and antineoplastic agents, specifically, dacarbazine, cis-platinum, tamoxifen and interferon-alfa.
PROLEUKIN
antineoplastic agents
EFFECT
Aldesleukin_ddi.xml
DDI-DrugBank.d114.s5
DDI-DrugBank.d114.s5.p0
Concurrent administration of oxyphenbutazone and androgens may result in elevated serum levels of oxyphenbutazone.
oxyphenbutazone
androgens
MECHANISM
Fluoxymesterone_ddi.xml
DDI-DrugBank.d355.s2
DDI-DrugBank.d355.s2.p0
Protease Inhibitors: In vitro data indicate that indinavir and ritonavir markedly inhibit the metabolism of cisapride which can result in an increase in plasma cisapride levels and prolongation of the QT interval on the ECG.
indinavir
cisapride
MECHANISM
Cisapride_ddi.xml
DDI-DrugBank.d237.s12
DDI-DrugBank.d237.s12.p5
The possibility of hypotensive effects can be minimized by either discontinuing the diuretic or increasing salt intake prior to initiation of treatment with fosinopril sodium.
diuretic
fosinopril sodium
EFFECT
Fosinopril_ddi.xml
DDI-DrugBank.d176.s1
DDI-DrugBank.d176.s1.p0
Azlocillin should not be administered concomitantly with amikacin, ciprofloxacin, gentamicin, netilmicin, or tobramycin.
Azlocillin
tobramycin
ADVISE
Azlocillin_ddi.xml
DDI-DrugBank.d9.s0
DDI-DrugBank.d9.s0.p4
The antimicrobial combinations of GL with four antibiotics resulted in additive effect in most instances, synergism in two instances, and antagonism in two instances.
GL
antibiotics
EFFECT
10319155.xml
DDI-MedLine.d84.s4
DDI-MedLine.d84.s4.p0
Indinavir may be taken with a light meal 1 h following the administration of 400 mg of didanosine.
Indinavir
didanosine
ADVISE
11120981.xml
DDI-MedLine.d79.s5
DDI-MedLine.d79.s5.p0
The most commonly occurring drug interactions are listed below: - Drugs that may increase plasma phenytoin concentrations include: acute alcohol intake, amiodarone, chboramphenicol, chlordiazepoxide, cimetidine, diazepam, dicumarol, disulfiram, estrogens, ethosuximide, fluoxetine, H2-antagonists, halothane, isoniazid, methylphenidate, phenothiazines, phenylbutazone, salicylates, succinimides, sulfonamides, tolbutamide, trazodone
phenytoin
tolbutamide
MECHANISM
Fosphenytoin_ddi.xml
DDI-DrugBank.d40.s10
DDI-DrugBank.d40.s10.p19
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.
ergot alkaloids
SPRYCEL
ADVISE
Dasatinib_ddi.xml
DDI-DrugBank.d48.s15
DDI-DrugBank.d48.s15.p87
Based on adult data, lower doses of caffeine may be needed following coadministration of drugs which are reported to decrease caffeine elimination (e.g., cimetidine and ketoconazole) and higher caffeine doses may be needed following coadministration of drugs that increase caffeine elimination (e.g., phenobarbital and phenytoin).
cimetidine
phenytoin
NONE
Caffeine_ddi.xml
DDI-DrugBank.d89.s3
DDI-DrugBank.d89.s3.p17
Uricosuric drugs, such as probenecid and sulfinpyrazone, can inhibit renal tubular secretion of nitrofurantoin.
sulfinpyrazone
nitrofurantoin
MECHANISM
Nitrofurantoin_ddi.xml
DDI-DrugBank.d276.s2
DDI-DrugBank.d276.s2.p5
include terfenadine, astemizole, cisapride, midazolam, and triazolam.
midazolam
triazolam
NONE
Grepafloxacin_ddi.xml
DDI-DrugBank.d78.s16
DDI-DrugBank.d78.s16.p9
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
dolasetron
ADVISE
Apomorphine_ddi.xml
DDI-DrugBank.d357.s0
DDI-DrugBank.d357.s0.p27
Hypersensitivity reactions have been reported in patients receiving combination regimens containing sequential high dose PROLEUKIN and antineoplastic agents, specifically, dacarbazine, cis-platinum, tamoxifen and interferon-alfa.
PROLEUKIN
tamoxifen
EFFECT
Aldesleukin_ddi.xml
DDI-DrugBank.d114.s5
DDI-DrugBank.d114.s5.p3
The effects of medicinal products with similar properties such as inotropes milrinone, enoximone, amrinone, olprinone and cilostazol may be exacerbated by anagrelide.
cilostazol
anagrelide
EFFECT
Anagrelide_ddi.xml
DDI-DrugBank.d75.s14
DDI-DrugBank.d75.s14.p14
Drug Interaction with Erythromycin and Ketoconazole Fexofenadine has been shown to exhibit minimal (ca. 5%) metabolism.
Erythromycin
Ketoconazole
NONE
Fexofenadine_ddi.xml
DDI-DrugBank.d466.s0
DDI-DrugBank.d466.s0.p0
Valdecoxib caused a statistically significant increase in plasma exposures of R-warfarin and S-warfarin (12% and 15%, respectively), and in the pharmacodynamic effects (prothrombin time, measured as INR) of warfarin.
Valdecoxib
S-warfarin
MECHANISM
Valdecoxib_ddi.xml
DDI-DrugBank.d328.s24
DDI-DrugBank.d328.s24.p1
Drugs that induce hepatic enzymes such as phenobarbital, phenytoin and rifampin may increase the clearance of corticosteroids and may require increases in corticosteroid dose to achieve the desired response.
phenobarbital
phenytoin
NONE
Cortisone acetate_ddi.xml
DDI-DrugBank.d487.s1
DDI-DrugBank.d487.s1.p0
Careful observations on hepatotoxicity are suggested when acetaminophen is prescribed with caffeine.
acetaminophen
caffeine
EFFECT
3969689.xml
DDI-MedLine.d55.s4
DDI-MedLine.d55.s4.p0
Chlorotrianisene may interact with antidepressants, aspirin, barbiturates, bromocriptine, calcium supplements, corticosteroids, corticotropin, cyclosporine, dantrolene, nicotine, somatropin, tamoxifen, and warfarin.
Chlorotrianisene
bromocriptine
INT
Chlorotrianisene_ddi.xml
DDI-DrugBank.d446.s0
DDI-DrugBank.d446.s0.p3
Co-administration of TIKOSYN with verapamil resulted in increases in dofetilide peak plasma levels of 42%, although overall exposure to dofetilide was not significantly increased.
TIKOSYN
verapamil
MECHANISM
Dofetilide_ddi.xml
DDI-DrugBank.d558.s7
DDI-DrugBank.d558.s7.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.
miconazole
sulfonamides
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p1201
Interactions for vitamin D analogues (Vitamin D2, Vitamin D3, Calcitriol, and Calcidiol): Cholestyramine: Cholestyramine has been reported to reduce intestinal absorption of fat soluble vitamins;
Vitamin D2
Vitamin D3
NONE
Cholecalciferol_ddi.xml
DDI-DrugBank.d404.s0
DDI-DrugBank.d404.s0.p7
Concurrent administration of indinavir and didanosine significantly reduces the level of exposure to indinavir, but it is unclear how soon after didanosine administration indinavir may be given safely.
indinavir
indinavir
NONE
11120981.xml
DDI-MedLine.d79.s1
DDI-MedLine.d79.s1.p1
Probenecid or Cimetidine: Concomitant administration of probenecid or cimetidine decreases the elimination of zalcitabine, most likely by inhibition of renal tubular secretion of zalcitabine.
Probenecid
zalcitabine
NONE
Zalcitabine_ddi.xml
DDI-DrugBank.d263.s20
DDI-DrugBank.d263.s20.p3
If desipramine hydrochloride is to be combined with other psychotropic agents such as tranquilizers or sedative/hypnotics, careful consideration should be given to the pharmacology of the agents employed since the sedative effects of desipramine and benzodiazepines (e.g., chlordiazepoxide or diazepam) are additive.
desipramine hydrochloride
tranquilizers
EFFECT
Desipramine_ddi.xml
DDI-DrugBank.d386.s23
DDI-DrugBank.d386.s23.p1
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;
quinidine
carbamazepine
NONE
Saquinavir_ddi.xml
DDI-DrugBank.d124.s26
DDI-DrugBank.d124.s26.p75
Neurochemical and functional consequences following 1-methyl-4-phenyl-1,2,5,6-tetrahydropyridine (MPTP) and methamphetamine.
MPTP
methamphetamine
NONE
3871245.xml
DDI-MedLine.d73.s0
DDI-MedLine.d73.s0.p2
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);
glimepiride
salsalate
ADVISE
Glimepiride_ddi.xml
DDI-DrugBank.d521.s1
DDI-DrugBank.d521.s1.p4
When amiloride HCl is administered concomitantly with an angiotensin-converting enzyme inhibitor, the risk of hyperkalemia may be increased.
amiloride
angiotensin-converting enzyme inhibitor
EFFECT
Amiloride_ddi.xml
DDI-DrugBank.d356.s0
DDI-DrugBank.d356.s0.p0
Drug Interactions with Antacids Administration of 120 mg of fexofenadine hydrochloride (2 x 60 mg capsule) within 15 minutes of an aluminum and magnesium containing antacid (Maalox ) decreased fexofenadine AUC by 41% and cmax by 43%.
fexofenadine hydrochloride
magnesium
MECHANISM
Fexofenadine_ddi.xml
DDI-DrugBank.d466.s19
DDI-DrugBank.d466.s19.p7
In clinical studies performed with Fondaparinux, the concomitant use of oral anticoagulants (warfarin), platelet inhibitors (acetylsalicylic acid), NSAIDs (piroxicam), and digoxin did not significantly affect the pharmacokinetics/pharmacodynamics of fondaparinux sodium.
acetylsalicylic acid
fondaparinux sodium
NONE
Fondaparinux sodium_ddi.xml
DDI-DrugBank.d15.s0
DDI-DrugBank.d15.s0.p29
Experience with co-administration of HMG-CoA reductase inhibitors and Fentanyl in patients is limited,therefore,consideration should be given to temporarily suspending use of HMG-CoA reductase inhibitors in patients receiving Fentanyl.
HMG-CoA reductase inhibitors
Fentanyl
ADVISE
Daptomycin_ddi.xml
DDI-DrugBank.d337.s3
DDI-DrugBank.d337.s3.p5
Selective serotonin reuptake inhibitors (SSRIs) (e.g., fluoxetine, fluvoxamine, paroxetine, sertraline) have been reported, rarely, to cause weakness, hyperreflexia, and incoordination when coadministered with 5-HT1 agonists.
Selective serotonin reuptake inhibitors
5-HT1 agonists
EFFECT
Frovatriptan_ddi.xml
DDI-DrugBank.d426.s3
DDI-DrugBank.d426.s3.p5
Beta-blockers, clonidine, lithium salts, and alcohol may either potentiate or weaken the blood-glucose-lowering effect of insulin.
lithium
insulin
EFFECT
Insulin Glargine recombinant_ddi.xml
DDI-DrugBank.d527.s3
DDI-DrugBank.d527.s3.p8
In diabetic patients, the metabolic effects of androgens may decrease blood glucose and therefore, insulin requirements.
androgens
insulin
EFFECT
Dromostanolone_ddi.xml
DDI-DrugBank.d129.s3
DDI-DrugBank.d129.s3.p0
Co-administration of TIKOSYN with verapamil resulted in increases in dofetilide peak plasma levels of 42%, although overall exposure to dofetilide was not significantly increased.
dofetilide
dofetilide
NONE
Dofetilide_ddi.xml
DDI-DrugBank.d558.s7
DDI-DrugBank.d558.s7.p5
Agents Causing Renin Release: The antihypertensive effect of enalapril and enalapril IV is augmented by antihypertensive agents that cause renin release (e.g., diuretics).
enalapril
diuretics
EFFECT
Enalapril_ddi.xml
DDI-DrugBank.d107.s3
DDI-DrugBank.d107.s3.p2
There have been reports of interactions of erythromycin with carbamazepine, cyclosporine, tacrolimus, hexobarbital, phenytoin, alfentanil, cisapride, disopyramide, lovastatin, bromocriptine, valproate, terfenadine, and astemizole.
erythromycin
tacrolimus
INT
Erythromycin_ddi.xml
DDI-DrugBank.d397.s8
DDI-DrugBank.d397.s8.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.
NIMBEX
lincomycin
EFFECT
Cisatracurium Besylate_ddi.xml
DDI-DrugBank.d60.s12
DDI-DrugBank.d60.s12.p20
acetaminophen/theophylline, lidocaine/quinidine, phenobarbital/acetaminophen, phenobarbital/valproic acid, quinidine/lidocaine, theophylline/acetaminophen, and valproic acid/phenobarbital.
acetaminophen
theophylline
NONE
11206047.xml
DDI-MedLine.d111.s5
DDI-MedLine.d111.s5.p59
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
topiramate
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p37
In these patients whose hypertension was controlled with nifedipine, Vardenafil 20 mg produced mean additional supine systolic/diastolic blood pressure reductions of 6/5 mm Hg compared to placebo.
nifedipine
Vardenafil
EFFECT
Vardenafil_ddi.xml
DDI-DrugBank.d198.s27
DDI-DrugBank.d198.s27.p0
Multivalent Cation-Containing Products: Concurrent administration of a quinolone, including ciprofloxacin, with multivalent cation-containing products such as magnesium or aluminum antacids, sucralfate, VIDEX chewable/buffered tablets or pediatric powder, or products containing calcium, iron, or zinc may substantially decrease the absorption of ciprofloxacin, resulting in serum and urine levels considerably lower than desired.
quinolone
magnesium
MECHANISM
Ciprofloxacin_ddi.xml
DDI-DrugBank.d123.s8
DDI-DrugBank.d123.s8.p1
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
risperidone
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p35
Protease inhibitors: Amprenavir, lopinavir, nelfinavir, and ritonavir have been shown to decrease plasma levels of combination hormonal contraceptives;
lopinavir
combination hormonal contraceptives
MECHANISM
Ethynodiol Diacetate_ddi.xml
DDI-DrugBank.d485.s32
DDI-DrugBank.d485.s32.p11
Iodine or iodine excess may decrease the effect of Carbimazole, and an iodine deficiency can increase the effect of Carbimazole.
iodine
iodine
NONE
Carbimazole_ddi.xml
DDI-DrugBank.d213.s0
DDI-DrugBank.d213.s0.p5
In patients receiving nonselective monoamine oxidase inhibitors (MAOIs) (e.g., selegiline hydrochloride) in combination with serotoninergic agents (e.g., fluoxetine, fluvoxamine, paroxetine, sertraline, venlafaxine), there have been reports of serious, sometimes fatal, reactions.
serotoninergic agents
venlafaxine
NONE
Dexfenfluramine_ddi.xml
DDI-DrugBank.d423.s0
DDI-DrugBank.d423.s0.p25
Phenothiazines and butyrophenones may reduce or reverse the pressor effect of epinephrine.
Phenothiazines
epinephrine
EFFECT
Lidocaine_ddi.xml
DDI-DrugBank.d564.s1
DDI-DrugBank.d564.s1.p1
Phenobarbital (Primidone): Population pharmacokinetic analyses indicate that tiagabine clearance is 60% greater in patients taking phenobarbital (primidone) with or without other enzyme-inducing AEDs.
phenobarbital
AEDs
NONE
Tiagabine_ddi.xml
DDI-DrugBank.d277.s12
DDI-DrugBank.d277.s12.p13
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
fluvoxamine
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s4
DDI-DrugBank.d94.s4.p10
Aminosalicylic acid may also decrease the absorption of vitamin B12, which can lead to a deficiency.
Aminosalicylic acid
vitamin B12
MECHANISM
Aminosalicylic Acid_ddi.xml
DDI-DrugBank.d22.s2
DDI-DrugBank.d22.s2.p0
If treatment with inhibitors of CYP3A4 activity (such as ketoconazole, intraconazole, ritonavir, indinavir, saquinavir, erythromycin, etc.) is indicated, reduction of the budesonide dose should be considered.
ritonavir
budesonide
ADVISE
Budesonide_ddi.xml
DDI-DrugBank.d144.s1
DDI-DrugBank.d144.s1.p14
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
sulfinpyrazone
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p45
As with other agents with b-blocking properties, if COREG is to be administered orally with calcium channel blockers of the verapamil or diltiazem type, it is recommended that ECG and blood pressure be monitored.
COREG
diltiazem
ADVISE
Carvedilol_ddi.xml
DDI-DrugBank.d269.s17
DDI-DrugBank.d269.s17.p6
Cardiac effects of dopamine are antagonized by beta-adrenergic blocking agents, such as propranolol and metoprolol.
dopamine
metoprolol
EFFECT
Dopamine_ddi.xml
DDI-DrugBank.d325.s4
DDI-DrugBank.d325.s4.p2
Antacids and sucralfate: Sucralfate and antacids containing magnesium or aluminum, as well as formulations containing divalent and trivalent cations such as Videx (didanosine), chewable/buffered tablets or the pediatric powder for oral solution can form chelation complexes with lomefloxacin and interfere with its bioavailability.
magnesium
lomefloxacin
MECHANISM
Lomefloxacin_ddi.xml
DDI-DrugBank.d516.s3
DDI-DrugBank.d516.s3.p29
If a patient requires TIKOSYN and anti-ulcer therapy, it is suggested that omeprazole, ranitidine, or antacids (aluminum and magnesium hydroxides) be used as alternatives to cimetidine, as these agents have no effect on the pharmacokinetic profile of TIKOSYN.
ranitidine
aluminum hydroxide
NONE
Dofetilide_ddi.xml
DDI-DrugBank.d558.s5
DDI-DrugBank.d558.s5.p22
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.
fenoprofen
tolbutamide
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p919
Although the clinical significance is not known, it is not recommended that cefditoren pivoxil be taken concomitantly with antacids.
cefditoren pivoxil
antacids
ADVISE
Cefditoren_ddi.xml
DDI-DrugBank.d550.s1
DDI-DrugBank.d550.s1.p0
Patients who begin taking diclofenac or who increase their diclofenac dose or any other NSAID while taking digoxin, methotrexate, or cyclosporine may develop toxicity characteristics for these drugs.
NSAID
digoxin
EFFECT
Diclofenac_ddi.xml
DDI-DrugBank.d249.s5
DDI-DrugBank.d249.s5.p9
If a patient requires TIKOSYN and anti-ulcer therapy, it is suggested that omeprazole, ranitidine, or antacids (aluminum and magnesium hydroxides) be used as alternatives to cimetidine, as these agents have no effect on the pharmacokinetic profile of TIKOSYN.
omeprazole
ranitidine
NONE
Dofetilide_ddi.xml
DDI-DrugBank.d558.s5
DDI-DrugBank.d558.s5.p15
Inhibitors of this isoenzyme (e.g., macrolide antibiotics, azole antifungal agents, protease inhibitors, serotonin reuptake inhibitors, amiodarone, cannabinoids, diltiazem, grapefruit juice, nefazadone, norfloxacin, quinine, zafirlukast) should be cautiously coadministered with TIKOSYN as they can potentially increase dofetilide levels.
azole antifungal agents
cannabinoids
NONE
Dofetilide_ddi.xml
DDI-DrugBank.d558.s25
DDI-DrugBank.d558.s25.p15
MAO inhibitors prolong and intensify the anticholinergic (drying) effects of antihistamines.
MAO inhibitors
antihistamines
EFFECT
Diphenhydramine_ddi.xml
DDI-DrugBank.d296.s1
DDI-DrugBank.d296.s1.p0
Drugs that have been reported to diminish oral anticoagulant response, ie, decreased prothrom-bin time response, in man significantly include: adrenocortical steroids;alcohol*;antacids;antihistamines;barbiturates;carbamazepine;chloral hydrate*;chlordiazepoxide;cholestyramine;diet high in vitamin K;diuretics*;ethchlorvynol;glutethimide;griseofulvin;haloperidol;meprobamate;oral contraceptives;paraldehyde;primidone;ranitidine*;rifampin;unreliable prothrombin time determinations;vitamin C;warfarin sodium under-dosage.
adrenocortical steroids
cholestyramine
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s29
DDI-DrugBank.d64.s29.p30
- 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);
indomethacin
naproxen
NONE
Glimepiride_ddi.xml
DDI-DrugBank.d521.s2
DDI-DrugBank.d521.s2.p260
The following medications have been administered in clinical trials with Simulect with no increase in adverse reactions: ATG/ALG, azathioprine, corticosteroids, cyclosporine, mycophenolate mofetil, and muromonab-CD3.
azathioprine
muromonab-CD3
NONE
Basiliximab_ddi.xml
DDI-DrugBank.d544.s5
DDI-DrugBank.d544.s5.p8
Probenecid : Probenecid is known to interact with the metabolism or renal tubular excretion of many drugs (e.g., acetaminophen, acyclovir, angiotensin-converting enzyme inhibitors, aminosalicylic acid, barbiturates, benzodiazepines, bumetanide, clofibrate, methotrexate, famotidine, furosemide, nonsteroidal anti-inflammatory agents, theophylline, and zidovudine).
barbiturates
nonsteroidal anti-inflammatory
NONE
Cidofovir_ddi.xml
DDI-DrugBank.d260.s0
DDI-DrugBank.d260.s0.p81
Products containing calcium and other multivalent cations (such as aluminum, magnesium, iron) are likely to interfere with absorption of Ibandronate.
calcium
Ibandronate
MECHANISM
Ibandronate_ddi.xml
DDI-DrugBank.d440.s1
DDI-DrugBank.d440.s1.p3
Thyroid Physiology: The following agents may alter thyroid hormone or TSH levels, generally by effects on thyroid hormone synthesis, secretion, distribution, metabolism, hormone action, or elimination, or altered TSH secretion: aminoglutethimide, p-aminosalicylic acid, amiodarone, androgens and related anabolic hormones, complex anions (thiocyanate, perchlorate, pertechnetate), antithyroid drugs, b-adrenergic blocking agents, carbamazepine, chloral hydrate, diazepam, dopamine and dopamine agonists, ethionamide, glucocorticoids, heparin, hepatic enzyme inducers, insulin, iodinated cholestographic agents, iodine-containing compounds, levodopa, lovastatin, lithium, 6-mercaptopurine, metoclopramide, mitotane, nitroprusside, phenobarbital, phenytoin, resorcinol, rifampin, somatostatin analogs, sulfonamides, sulfonylureas, thiazide diuretics.
p-aminosalicylic acid
lithium
NONE
Levothyroxine_ddi.xml
DDI-DrugBank.d411.s4
DDI-DrugBank.d411.s4.p52
- Drugs that may decrease plasma phenytoin concentrations include: carbamazepine, chronic alcohol abuse, reserpine
phenytoin
carbamazepine
MECHANISM
Fosphenytoin_ddi.xml
DDI-DrugBank.d40.s12
DDI-DrugBank.d40.s12.p0
Since the pharmacokinetics of BUSULFEX were studied in patients treated with phenytoin, the clearance of BUSULFEX at the recommended dose may be lower and exposure (AUC) higher in patients not treated with phenytoin.
phenytoin
BUSULFEX
NONE
Busulfan_ddi.xml
DDI-DrugBank.d72.s3
DDI-DrugBank.d72.s3.p3
Drug Interactions: The central anticholinergic syndrome can occur when anticholinergic agents such as AKINETON are administered concomitantly with drugs that have secondary anticholinergic actions, e.g., certain narcotic analgesics such as meperidine, the phenothiazines and other antipsychotics, tricyclic antidepressants, certain antiarrhythmics such as the quinidine salts, and antihistamines.
AKINETON
tricyclic antidepressants
EFFECT
Biperiden_ddi.xml
DDI-DrugBank.d401.s0
DDI-DrugBank.d401.s0.p13
NSAIDs may decrease the hemodynamic effects of hydralazine;
NSAIDs
hydralazine
EFFECT
Hydralazine_ddi.xml
DDI-DrugBank.d31.s7
DDI-DrugBank.d31.s7.p0
Some quinolones, including ciprofloxacin, have also been shown to interfere with the metabolism of caffeine.
ciprofloxacin
caffeine
MECHANISM
Ciprofloxacin_ddi.xml
DDI-DrugBank.d123.s0
DDI-DrugBank.d123.s0.p2
Oral anticoagulants may potentiate the hypoglycemic action of hypoglycemic agents, eg, tolbutamide and chlorpropamide, by inhibiting their metabolism in the liver.
anticoagulants
tolbutamide
MECHANISM
Anisindione_ddi.xml
DDI-DrugBank.d64.s88
DDI-DrugBank.d64.s88.p1
Drug-Drug Interactions Given the primary CNS effects of aripiprazole, caution should be used when ABILIFY is taken in combination with other centrally acting drugs and alcohol.
ABILIFY
alcohol
ADVISE
Aripiprazole_ddi.xml
DDI-DrugBank.d509.s0
DDI-DrugBank.d509.s0.p4
Clinical trials have indicated that Pulmozyme can be effectively and safely used in conjunction with standard cystic fibrosis therapies including oral, inhaled and/or parenteral antibiotics, bronchodilators, enzyme supplements, vitamins, oral or inhaled corticosteroids, and analgesics.
antibiotics
vitamins
NONE
Dornase Alfa_ddi.xml
DDI-DrugBank.d93.s0
DDI-DrugBank.d93.s0.p6