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Moreover, as noted with alprazolam, the effect of fluvoxamine may even be more pronounced when it is administered at higher doses.
alprazolam
fluvoxamine
EFFECT
Fluvoxamine_ddi.xml
DDI-DrugBank.d76.s24
DDI-DrugBank.d76.s24.p0
Ketamine: Marked hypertension and tachycardia have been reported in association with concomitant administration of levothyroxine sodium and ketamine.
levothyroxine sodium
ketamine
EFFECT
Levothyroxine_ddi.xml
DDI-DrugBank.d411.s13
DDI-DrugBank.d411.s13.p2
Increased nephrotoxicity has been reported following concomitant administration of cephalosporins and aminoglycoside antibiotics.
cephalosporins
aminoglycoside antibiotics
EFFECT
Cefotaxime_ddi.xml
DDI-DrugBank.d100.s0
DDI-DrugBank.d100.s0.p0
Total body clearance of Simulect was reduced by an average 22% and 51% when azathioprine and mycophenolate mofetil, respectively, were added to a regimen consisting of cyclosporine, USP (MODIFIED) and corticosteroids.
mycophenolate mofetil
corticosteroids
NONE
Basiliximab_ddi.xml
DDI-DrugBank.d544.s3
DDI-DrugBank.d544.s3.p8
Potassium Supplements and Potassium-Sparing Diuretics: Fosinopril sodium can attenuate potassium loss caused by thiazide diuretics.
Fosinopril sodium
thiazide diuretics
EFFECT
Fosinopril_ddi.xml
DDI-DrugBank.d176.s3
DDI-DrugBank.d176.s3.p5
The safety and efficacy of concomitant use of REVIA and disulfiram is unknown, and the concomitant use of two potentially hepatotoxic medications is not ordinarily recommended unless the probable benefits outweigh the known risks.
REVIA
disulfiram
EFFECT
Naltrexone_ddi.xml
DDI-DrugBank.d346.s2
DDI-DrugBank.d346.s2.p0
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
acetaminophen
INT
Etonogestrel_ddi.xml
DDI-DrugBank.d484.s0
DDI-DrugBank.d484.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.
fenoprofen
oxolinic acid
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p903
therefore, it is theoretically possible that lansoprazole may interfere with the absorption of drugs where gastric pH is an important determinant of bioavailability (e.g. ketoconazole, ampicillin esters, iron salts, digoxin).
lansoprazole
iron
MECHANISM
Lansoprazole_ddi.xml
DDI-DrugBank.d431.s12
DDI-DrugBank.d431.s12.p2
Concomitant use of calcium supplements and L-lysine may increase calcium absorption
calcium
L-lysine
MECHANISM
L-Lysine_ddi.xml
DDI-DrugBank.d344.s0
DDI-DrugBank.d344.s0.p0
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.
hydrochloroquine
anticoagulants
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s90
DDI-DrugBank.d64.s90.p24
Amitriptyline: Concurrent administration of 25 mg or 100 mg cinacalcet with 50 mg amitriptyline increased amitriptyline exposure and nortriptyline (active metabolite) exposure by approximately 20% in CYP2D6 extensive metabolizers.
cinacalcet
amitriptyline
MECHANISM
Cinacalcet_ddi.xml
DDI-DrugBank.d512.s3
DDI-DrugBank.d512.s3.p4
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
Gris-PEG
INT
Etonogestrel_ddi.xml
DDI-DrugBank.d484.s0
DDI-DrugBank.d484.s0.p13
Corticosteroids: Concomitant administration with aspirin may increase the risk of gastrointestinal ulceration and may reduce serum salicylate levels.
Corticosteroids
aspirin
EFFECT
Aspirin_ddi.xml
DDI-DrugBank.d443.s2
DDI-DrugBank.d443.s2.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.
cisapride
SPRYCEL
ADVISE
Dasatinib_ddi.xml
DDI-DrugBank.d48.s15
DDI-DrugBank.d48.s15.p45
- When Bezalip or Bezalip retard is used concurrently with anion-exchange resins (e.g. cholestryramine), an interval of at least 2 hours should be maintained between the two medicines, since the absorption of Bezalip or Bezalip retard is impaired
Bezalip
cholestryramine
ADVISE
Bezafibrate_ddi.xml
DDI-DrugBank.d291.s9
DDI-DrugBank.d291.s9.p2
THE POTENTIATING ACTION OF HYDROXYZINE MUST BE CONSIDERED WHEN THE DRUG IS USED IN CONJUNCTION WITH CENTRAL NERVOUS SYSTEM DEPRESSANTS SUCH AS NARCOTICS, NON-NARCOTIC ANALGESICS AND BARBITURATES.
HYDROXYZINE
NARCOTICS
EFFECT
Hydroxyzine_ddi.xml
DDI-DrugBank.d308.s0
DDI-DrugBank.d308.s0.p1
The concomitant administration of rifampin and warfarin resulted in the need for an unusually high maintenance dose of warfarin (20 mg per day) in order to produce a therapeutic effect.
warfarin
warfarin
NONE
1115445.xml
DDI-MedLine.d116.s3
DDI-MedLine.d116.s3.p2
In rheumatoid arthritis, concomitant medications besides MTX were nonsteroidal anti-inflammatory agents, folic acid, corticosteroids and/or narcotics.
MTX
corticosteroids
NONE
Infliximab_ddi.xml
DDI-DrugBank.d45.s4
DDI-DrugBank.d45.s4.p2
Phenytoin: Serum phenytoin levels may be increased by aspirin.
phenytoin
aspirin
EFFECT
Aspirin_ddi.xml
DDI-DrugBank.d443.s7
DDI-DrugBank.d443.s7.p2
Morphine prolonged gastrointestinal transit time from 69 to 103 minutes (P = .005); this was prevented by ADL 8-2698 (P = .004).
Morphine
ADL 8-2698
EFFECT
11180040.xml
DDI-MedLine.d87.s4
DDI-MedLine.d87.s4.p0
Drugs That Should Not Be Coadministered With VIRACEPT Antiarrhythmics: amiodarone, quinidine Antihistamines: astemizole, terfenadine Antimigraine: ergot derivatives Antimycobacterial agents: rifampin Benzodiazepines midazolam, triazolam GI motility agents: cisapride
Antiarrhythmics
ergot derivatives
NONE
Nelfinavir_ddi.xml
DDI-DrugBank.d340.s6
DDI-DrugBank.d340.s6.p18
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.
tacrolimus
SPRYCEL
ADVISE
Dasatinib_ddi.xml
DDI-DrugBank.d48.s15
DDI-DrugBank.d48.s15.p84
Isoflurane or enflurane administered with nitrous oxide/oxygen to achieve 1.25 MAC [Minimum Alveolar Concentration] may prolong the clinically effective duration of action of initial and maintenance doses of NIMBEX and decrease the required infusion rate of NIMBEX.
Isoflurane
NIMBEX
EFFECT
Cisatracurium Besylate_ddi.xml
DDI-DrugBank.d60.s6
DDI-DrugBank.d60.s6.p3
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).
acyclovir
famotidine
NONE
Cidofovir_ddi.xml
DDI-DrugBank.d260.s0
DDI-DrugBank.d260.s0.p49
Several tricyclic antidepressants have been reported to block the pharmacologic effects of guanethidine, clonidine, or similar agents, and such an effect may be anticipated with CMI because of its structural similarity to other tricyclic antidepressants.
tricyclic antidepressants
CMI
EFFECT
Clomipramine_ddi.xml
DDI-DrugBank.d238.s4
DDI-DrugBank.d238.s4.p2
The following are examples of drugs known to inhibit the metabolism of other related benzodiazepines, presumably through inhibition of CYP3A: nefazodone, fluvoxamine, cimetidine, diltiazem, isoniazide, and some macrolide antibiotics.
benzodiazepines
cimetidine
MECHANISM
Estazolam_ddi.xml
DDI-DrugBank.d338.s8
DDI-DrugBank.d338.s8.p2
Although there are no study data to evaluate the possibility, nitric oxide donor compounds, including sodium nitroprusside and nitroglycerin, may have an additive effect with INOmax on the risk of developing methemoglobinemia.
nitroglycerin
INOmax
EFFECT
Nitric Oxide_ddi.xml
DDI-DrugBank.d183.s2
DDI-DrugBank.d183.s2.p5
A similar association, though less marked, has been suggested with barbiturates, phenyl-butazone, phenytoin sodium, carbamazepine and possibly with griseofulvin, ampicillin, and tetracyclines (72)
barbiturates
tetracyclines
NONE
Desogestrel_ddi.xml
DDI-DrugBank.d285.s1
DDI-DrugBank.d285.s1.p4
Nevertheless, caution is indicated in the co-administration of TCAs with any of the SSRIs and also in switching from one class to the other.
TCAs
SSRIs
ADVISE
Clomipramine_ddi.xml
DDI-DrugBank.d238.s19
DDI-DrugBank.d238.s19.p0
Cimetidine: Cimetidine has been reported to produce clinically significant fluctuations in steady-state serum concentrations of various tricyclic antidepressants.
Cimetidine
tricyclic antidepressants
MECHANISM
Doxepin_ddi.xml
DDI-DrugBank.d223.s22
DDI-DrugBank.d223.s22.p2
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.
quinine
TIKOSYN
ADVISE
Dofetilide_ddi.xml
DDI-DrugBank.d558.s25
DDI-DrugBank.d558.s25.p73
Hypotension: Patients on Diuretic Therapy: Patients on diuretics and especially those in whom diuretic therapy was recently instituted, may occasionally experience an excessive reduction of blood pressure after initiation of therapy with enalapril or enalaprilat.
diuretics
enalapril
EFFECT
Enalapril_ddi.xml
DDI-DrugBank.d107.s0
DDI-DrugBank.d107.s0.p0
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.
azithromycin
rifabutin
MECHANISM
Azithromycin_ddi.xml
DDI-DrugBank.d53.s7
DDI-DrugBank.d53.s7.p8
- Non-steroidal Anti-inflammatory Drugs: In some patients, the administration of a non-steroidal anti-inflammatory agent can reduce the diuretic, natriuretic, and antihypertensive effects of loop, potassium-sparing and thiazide diuretics.
non-steroidal anti-inflammatory agent
potassium-sparing diuretics
EFFECT
Chlorothiazide_ddi.xml
DDI-DrugBank.d46.s19
DDI-DrugBank.d46.s19.p5
Certain drugs, including nonsteroidal anti-inflammatory agents (NSAIDs), salicylates, monoamine oxidase inhibitors, and non-selective beta-adrenergic-blocking agents may potentiate the hypoglycemic action of Starlix and other oral antidiabetic drugs.
NSAIDs
Starlix
EFFECT
Nateglinide_ddi.xml
DDI-DrugBank.d460.s14
DDI-DrugBank.d460.s14.p9
In a ten-subject study, coadministration of diltiazem (120 mg bid) with lovastatin resulted in a 3-4 times increase in mean lovastatin AUC and Cmax vs. lovastatin alone;
diltiazem
lovastatin
MECHANISM
Diltiazem_ddi.xml
DDI-DrugBank.d565.s37
DDI-DrugBank.d565.s37.p0
Lithium: Valdecoxib 40 mg BID for 7 days produced significant decreases in lithium serum clearance (25%) and renal clearance (30%) with a 34% higher serum exposure compared to lithium alone.
Valdecoxib
lithium
MECHANISM
Valdecoxib_ddi.xml
DDI-DrugBank.d328.s20
DDI-DrugBank.d328.s20.p3
Nabilone should be administered with caution to patients who are taking other psychoactive drugs or CNS depressants, including alcohol, barbiturates and narcotic analgesics, or to those with a history of psychiatric disorder (including manic-depressive illness and schizophrenia).
Nabilone
CNS depressants
ADVISE
Nabilone_ddi.xml
DDI-DrugBank.d552.s0
DDI-DrugBank.d552.s0.p1
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.
allopurinol
glucagon
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p125
Cyclosporine, Digoxin, Methotrexate Lodine, like other NSAIDs, through effects on renal prostaglandins, may cause changes in the elimination of these drugs leading to elevated serum levels of cyclosporine, digoxin, methotrexate, and increased toxicity.
Lodine
methotrexate
MECHANISM
Etodolac_ddi.xml
DDI-DrugBank.d219.s7
DDI-DrugBank.d219.s7.p3
Caution is therefore advised when administering PEGANONE to patients receiving coumarin anticoagulants.
PEGANONE
coumarin anticoagulants
ADVISE
Ethotoin_ddi.xml
DDI-DrugBank.d359.s6
DDI-DrugBank.d359.s6.p0
Since bacteriostatic drugs may interfere with the bactericidal action of penicillin, it is advisable to avoid giving tetracyclines in conjunction with penicillin.
tetracyclines
penicillin
ADVISE
Doxycycline_ddi.xml
DDI-DrugBank.d500.s1
DDI-DrugBank.d500.s1.p2
Morphine: Combination hormonal contraceptives may increase the clearance of morphine.
hormonal contraceptives
morphine
MECHANISM
Ethynodiol Diacetate_ddi.xml
DDI-DrugBank.d485.s26
DDI-DrugBank.d485.s26.p2
These studies indicate that ketoconazole or erythromycin co-administration enhances fexofenadine gastrointestinal absorption.
ketoconazole
fexofenadine
MECHANISM
Fexofenadine_ddi.xml
DDI-DrugBank.d466.s17
DDI-DrugBank.d466.s17.p1
Warfarin: Quinolones, including enoxacin, decrease the clearance of R-warfarin, the less active isomer of racemic warfarin.
Warfarin
enoxacin
NONE
Enoxacin_ddi.xml
DDI-DrugBank.d395.s23
DDI-DrugBank.d395.s23.p1
Oral Anticoagulants CAUTION SHOULD BE EXERCISED WHEN COUMARIN ANTICOAGULANTS ARE GIVEN IN CONJUNCTION WITH TRICOR.
COUMARIN ANTICOAGULANTS
TRICOR
ADVISE
Fenofibrate_ddi.xml
DDI-DrugBank.d283.s0
DDI-DrugBank.d283.s0.p2
The reduced risk of adverse events and therapeutic superiority compared with haloperidol and risperidone in the treatment of negative and depressive symptoms support the choice of olanzapine as a first-line option in the management of schizophrenia in the acute phase and for the maintenance of treatment response.
haloperidol
risperidone
NONE
11217867.xml
DDI-MedLine.d83.s19
DDI-MedLine.d83.s19.p0
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
thioxanthene classes of antipsychotic agents
EFFECT
Clonazepam_ddi.xml
DDI-DrugBank.d333.s7
DDI-DrugBank.d333.s7.p6
Although specific drug interaction studies have not been conducted with ALPHAGAN P, the possibility of an additive or potentiating effect with CNS depressants (alcohol, barbiturates, opiates, sedatives, or anesthetics) should be considered.
ALPHAGAN P
CNS depressants
ADVISE
Brimonidine_ddi.xml
DDI-DrugBank.d138.s0
DDI-DrugBank.d138.s0.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.
ciprofloxacin
calcium
MECHANISM
Ciprofloxacin_ddi.xml
DDI-DrugBank.d123.s8
DDI-DrugBank.d123.s8.p15
However, concomitant administration of aspirin with CELEBREX may result in an increased rate of GI ulceration or other complications, compared to use of CELEBREX alone.
aspirin
CELEBREX
EFFECT
Celecoxib_ddi.xml
DDI-DrugBank.d172.s14
DDI-DrugBank.d172.s14.p0
Presumably, phenytoin acts as a stimulator of coumarin metabolism and has been reported to cause decreased serum levels of the coumarin anticoagulants and increased prothrombin-proconvertin concentrations.
phenytoin
coumarin
MECHANISM
Ethotoin_ddi.xml
DDI-DrugBank.d359.s3
DDI-DrugBank.d359.s3.p0
The lower rate of absorption in the groups receiving 446 mg Fe instead of 48 mg of Fe per kg diet resulted in a decreased renal excretion of cobalt.
Fe
cobalt
MECHANISM
7599505.xml
DDI-MedLine.d34.s8
DDI-MedLine.d34.s8.p1
Misonidazole reduced the antitumour activity of oral CCNU by dose modifying factors (DMF) of 0.58-0.71.
Misonidazole
CCNU
EFFECT
3966974.xml
DDI-MedLine.d85.s7
DDI-MedLine.d85.s7.p0
The actions of the benzodiazepines may be potentiated by barbiturates, narcotics, phenothiazines, monoamine oxidase inhibitors or other antidepressants.
benzodiazepines
antidepressants
EFFECT
Clorazepate_ddi.xml
DDI-DrugBank.d335.s3
DDI-DrugBank.d335.s3.p4
Propranolol attenuated the heart rate increase following administration of immediate release nisoldipine.
Propranolol
nisoldipine
EFFECT
Nisoldipine_ddi.xml
DDI-DrugBank.d106.s6
DDI-DrugBank.d106.s6.p0
Interaction on the antinociceptive effect between neurotensin and enkephalins or tuftsin.
neurotensin
enkephalins
EFFECT
6545985.xml
DDI-MedLine.d131.s0
DDI-MedLine.d131.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.
felbamate
theophylline
NONE
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p648
Therefore, when chlorothiazide and non-steroidal anti-inflammatory agents are used concomitantly, the patient should be observed closely to determine if the desired effect of the diuretic is obtained
chlorothiazide
non-steroidal anti-inflammatory agents
ADVISE
Chlorothiazide_ddi.xml
DDI-DrugBank.d46.s20
DDI-DrugBank.d46.s20.p0
Acetazolamide decreases urinary excretion of amphetamine and may enhance the magnitude and duration of their effect.
Acetazolamide
amphetamine
MECHANISM
Acetazolamide_ddi.xml
DDI-DrugBank.d368.s9
DDI-DrugBank.d368.s9.p0
Haloperidol reduced or eliminated the increases in FI responding produced by intermediate doses of either (+)-NANM or PCP in pigeons, but did not antagonize the decreases in FI or FR responding produced by high doses of PCP or either stereoisomer of NANM.
Haloperidol
(+)-NANM
EFFECT
3968644.xml
DDI-MedLine.d30.s11
DDI-MedLine.d30.s11.p0
Sumatriptan: Sumatriptan has been reported to cause coronary artery vasospasm, and its effect could be additive with D.H.E. 45 (dihydroergotamine mesylate) Injection, USP.
Sumatriptan
dihydroergotamine mesylate
EFFECT
Dihydroergotamine_ddi.xml
DDI-DrugBank.d410.s1
DDI-DrugBank.d410.s1.p4
Following oral administration of two 150-mg sustained-release tablets with and without 800 mg of cimetidine, the pharmacokinetics of bupropion and hydroxybupropion were unaffected.
bupropion
hydroxybupropion
NONE
Bupropion_ddi.xml
DDI-DrugBank.d5.s6
DDI-DrugBank.d5.s6.p2
Cholestyramine-Concomitant intake of cholestyramine and vitamin K may reduce the absorption of vitamin K.
cholestyramine
vitamin K
MECHANISM
Menadione_ddi.xml
DDI-DrugBank.d139.s3
DDI-DrugBank.d139.s3.p3
Co-administration of bosentan decreased the plasma concentrations of glyburide by approximately 40%.
bosentan
glyburide
MECHANISM
Bosentan_ddi.xml
DDI-DrugBank.d289.s19
DDI-DrugBank.d289.s19.p0
It is possible that the cardiovascular action of other calcium channel blockers could be enhanced by the addition of Nimotop .
calcium channel blockers
Nimotop
EFFECT
Nimodipine_ddi.xml
DDI-DrugBank.d310.s0
DDI-DrugBank.d310.s0.p0
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.p4
Dexbrompheniramine can interact with alcohol or other CNS depressants (may potentiate the CNS depressant effects of either these medications or antihistamines), anticholinergics or other medications with anticholinergic activity (anticholinergic effects may be potentiated when these medications are used concurrently with antihistamines), and monoamine oxidase (MAO) inhibitors (concurrent use with antihistamines may prolong and intensify the anticholinergic and CNS depressant effects of antihistamines).
Dexbrompheniramine
anticholinergics
INT
Dexbrompheniramine_ddi.xml
DDI-DrugBank.d62.s0
DDI-DrugBank.d62.s0.p3
While no in vivo drug-drug interaction studies were conducted between estazolam and inducers of CYP3A, compounds that are potent CYP3A inducers (such as carbamazepine, phenytoin, rifampin, and barbiturates) would be expected to decrease estazolam concentrations.
estazolam
phenytoin
MECHANISM
Estazolam_ddi.xml
DDI-DrugBank.d338.s4
DDI-DrugBank.d338.s4.p1
The hypotensive effect of sodium nitroprusside is augmented by that of most other hypotensive drugs, including ganglionic blocking agents, negative inotropic agents, and inhaled anesthetics.
sodium nitroprusside
ganglionic blocking agents
EFFECT
Nitroprusside_ddi.xml
DDI-DrugBank.d394.s0
DDI-DrugBank.d394.s0.p1
Amitriptyline in combination with clonidine enhances the manifestation of corneal lesions in rats Epidural Injection Clonidine may potentiate the CNS-depressive effect of alcohol, barbiturates or other sedating drugs.
Amitriptyline
clonidine
EFFECT
Clonidine_ddi.xml
DDI-DrugBank.d495.s2
DDI-DrugBank.d495.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.
iron
norfloxacin
ADVISE
Norfloxacin_ddi.xml
DDI-DrugBank.d217.s11
DDI-DrugBank.d217.s11.p9
Care should be taken if labetalol is used concomitantly with calcium antagonists of the verapamil type.
calcium antagonist
verapamil
NONE
Labetalol_ddi.xml
DDI-DrugBank.d412.s11
DDI-DrugBank.d412.s11.p2
A two-way interaction between the hydantoin antiepileptic, phenytoin, and the coumarin anticoagulants has been suggested.
hydantoin antiepileptic
phenytoin
INT
Ethotoin_ddi.xml
DDI-DrugBank.d359.s2
DDI-DrugBank.d359.s2.p0
Magnesium- and/or aluminum-containing antacids, products containing ferrous sulfate (iron), multivitamin preparations containing zinc or other metal cations, or Videx (didanosine) chewable/buffered tablets or the pediatric powder for oral solution should not be taken within 3 hours before or 2 hours after FACTIVE.
iron
FACTIVE
ADVISE
Gemifloxacin_ddi.xml
DDI-DrugBank.d347.s7
DDI-DrugBank.d347.s7.p34
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
amiodarone
H2-antagonists
NONE
Fosphenytoin_ddi.xml
DDI-DrugBank.d40.s10
DDI-DrugBank.d40.s10.p49
Concomitant administration of Mefloquine and other related compounds (eg, quinine, quinidine and chloroquine) may produce electrocardiographic abnormalities and increase the risk of convulsions.
Mefloquine
quinine
EFFECT
Mefloquine_ddi.xml
DDI-DrugBank.d220.s5
DDI-DrugBank.d220.s5.p0
Paroxetine: Coadministration of a single dose of Sonata 20 mg and paroxetine 20 mg daily for 7 days did not produce any interaction on psychomotor performance.
Paroxetine
Sonata
NONE
Zaleplon_ddi.xml
DDI-DrugBank.d324.s6
DDI-DrugBank.d324.s6.p0
Ketoconazole: When a single 125-mg dose of Aprepitant was administered on Day5 of a 10-day regimen of 400 mg/day of ketoconazole, a strong CYP3A4 inhibitor, the AUC of aprepitant increased approximately 5-fold and the mean terminal half-life of aprepitant increased approximately 3-fold.
Aprepitant
ketoconazole
MECHANISM
Aprepitant_ddi.xml
DDI-DrugBank.d382.s36
DDI-DrugBank.d382.s36.p4
Veratrum alkaloids: Amphetamines inhibit the hypotensive effect of veratrum alkaloids.
Amphetamines
veratrum alkaloids
EFFECT
Lisdexamfetamine_ddi.xml
DDI-DrugBank.d158.s24
DDI-DrugBank.d158.s24.p2
Insulin: A clinical study in 6 insulin-dependent diabetic patients demonstrated no effect of EXTRANEAL on insulin absorption from the peritoneal cavity or on insulins ability to control blood glucose when insulin was administered intraperitoneally with EXTRANEAL.
insulin
EXTRANEAL
NONE
Icodextrin_ddi.xml
DDI-DrugBank.d501.s5
DDI-DrugBank.d501.s5.p14
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.
selegiline hydrochloride
fluoxetine
EFFECT
Dexfenfluramine_ddi.xml
DDI-DrugBank.d423.s0
DDI-DrugBank.d423.s0.p16
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.
cyclosporin
delavirdine
NONE
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p405
A 21 (17)% decrease in the steady-state AUC of ganciclovir was observed when VIDEX was administered 2 hours prior to ganciclovir, but not when the two drugs were administered simultaneously (n = 12).
VIDEX
ganciclovir
MECHANISM
Didanosine_ddi.xml
DDI-DrugBank.d43.s7
DDI-DrugBank.d43.s7.p2
Lithium generally should not be given with diuretics because they reduce its renal clearance and add a high risk of lithium toxicity.
Lithium
diuretics
ADVISE
Amiloride_ddi.xml
DDI-DrugBank.d356.s2
DDI-DrugBank.d356.s2.p0
Expected changes in laboratory assessments of PT and INR were observed after warfarin administration, but these changes were not affected by concomitant lenalidomide administration.
warfarin
lenalidomide
NONE
Lenalidomide_ddi.xml
DDI-DrugBank.d169.s3
DDI-DrugBank.d169.s3.p0
Adrenergic Agents:Some individuals receiving ZYVOX may experience a reversible enhancement of the pressor response to indirect-acting sympathomimetic agents, vasopressor or dopaminergic agents.
ZYVOX
sympathomimetic agents
EFFECT
Linezolid_ddi.xml
DDI-DrugBank.d441.s2
DDI-DrugBank.d441.s2.p4
Tricyclic antidepressants may antagonize the hypotensive effects of clonidine.
Tricyclic antidepressants
clonidine
EFFECT
Clonidine_ddi.xml
DDI-DrugBank.d495.s4
DDI-DrugBank.d495.s4.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.
lamotrigine
zonisamide
NONE
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p781
If concomitant treatment with sumatriptan and an SSRI (e.g., fluoxetine, fluvoxamine, paroxetine, sertraline, citalopram, escitalopram) is clinically warranted, appropriate observation of the patient is advised.
sumatriptan
fluoxetine
ADVISE
Escitalopram_ddi.xml
DDI-DrugBank.d568.s17
DDI-DrugBank.d568.s17.p1
Co-administration of CYP3A4 inhibitors (eg, ketoconazole, itraconazole, erythromycin, grapefruit juice, cimetidine) with felodipine may lead to several- fold increases in the plasma levels of felodipine, either due to an increase in bioavailability or due to a decrease in metabolism.
ketoconazole
itraconazole
NONE
Felodipine_ddi.xml
DDI-DrugBank.d316.s1
DDI-DrugBank.d316.s1.p0
Because of foscarnets tendency to cause renal impairment, the use of FOSCAVIR should be avoided in combination with potentially nephrotoxic drugs such as aminoglycosides, amphotericin B and intravenous pentamidine unless the potential benefits outweigh the risks to the patient.
amphotericin B
pentamidine
NONE
Foscarnet_ddi.xml
DDI-DrugBank.d511.s4
DDI-DrugBank.d511.s4.p9
Therefore, when meclofenamate sodium is given to a patient receiving warfarin, the dosage of warfarin should be reduced to prevent excessive prolongation of the prothrombin time.
meclofenamate sodium
warfarin
ADVISE
Meclofenamic acid_ddi.xml
DDI-DrugBank.d113.s1
DDI-DrugBank.d113.s1.p0
Plasma exposure of diazepam (10 mg BID) was increased by 28% following administration of valdecoxib (40 mg BID) for 12 days, while plasma exposure of valdecoxib (40 mg BID) was not substantially increased following administration of diazepam (10 mg BID) for 12 days.
diazepam
valdecoxib
NONE
Valdecoxib_ddi.xml
DDI-DrugBank.d328.s48
DDI-DrugBank.d328.s48.p1
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.
azole antifungals
valproate
NONE
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s4
DDI-DrugBank.d94.s4.p72
Drugs that have been associated with peripheral neuropathy include antiretroviral nucleoside analogues, chloramphenicol, cisplatin, dapsone, disulfiram, ethionamide, glutethimide, gold, hydralazine, iodoquinol, isoniazid, metronidazole, nitrofurantoin, phenytoin, ribavirin, and vincristine.
isoniazid
vincristine
NONE
Zalcitabine_ddi.xml
DDI-DrugBank.d263.s13
DDI-DrugBank.d263.s13.p109
Aspirin should be used cautiously in conjunction with corticosteroids in hypoprothrombinemia.
Aspirin
corticosteroids
ADVISE
Dexamethasone_ddi.xml
DDI-DrugBank.d314.s25
DDI-DrugBank.d314.s25.p0
- a sulfa-based drug such as sulfamethoxazole-trimethoprim (Bactrim, Septra), sulfisoxazole (Gantrisin), or sulfasalazine (Azulfidine);
sulfasalazine
Azulfidine
NONE
Glimepiride_ddi.xml
DDI-DrugBank.d521.s3
DDI-DrugBank.d521.s3.p27
Nephrotoxicity has been reported following concomitant administration of cephalosporins with aminoglycoside antibiotics or potent diuretics such as furosemide.
cephalosporins
furosemide
EFFECT
Ceftazidime_ddi.xml
DDI-DrugBank.d122.s0
DDI-DrugBank.d122.s0.p2