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Anticonvulsants: In a pharmacokinetic study, maximum plasma concentrations of felodipine were considerably lower in epileptic patients on long-term anticonvulsant therapy (eg, phenytoin, carbamazepine, or phenobarbital) than in healthy volunteers.
felodipine
anticonvulsant
MECHANISM
Felodipine_ddi.xml
DDI-DrugBank.d316.s14
DDI-DrugBank.d316.s14.p5
Central Nervous System Depressants: The concomitant use of DURAGESIC (fentanyl transdermal system) with other central nervous system depressants, including but not limited to other opioids, sedatives, hypnotics, tranquilizers (e.g., benzodiazepines), general anesthetics, phenothiazines, skeletal muscle relaxants, and alcohol, may cause respiratory depression, hypotension, and profound sedation, or potentially result in coma or death.
opioids
sedatives
NONE
Fentanyl_ddi.xml
DDI-DrugBank.d170.s5
DDI-DrugBank.d170.s5.p42
Dexamethasone at 10(-10) M or retinyl acetate at about 3 X 10(-9) M inhibits proliferation stimulated by EGF.
retinyl acetate
EGF
EFFECT
3881461.xml
DDI-MedLine.d12.s3
DDI-MedLine.d12.s3.p2
The potential for drug interactions with EMTRIVA has been studied in combination with indinavir, stavudine, famciclovir, and tenofovir disoproxil fumarate.
indinavir
tenofovir disoproxil fumarate
NONE
Emtricitabine_ddi.xml
DDI-DrugBank.d375.s0
DDI-DrugBank.d375.s0.p6
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.
sympathomimetic amine
tricyclic antidepressants
ADVISE
Imipramine_ddi.xml
DDI-DrugBank.d77.s2
DDI-DrugBank.d77.s2.p11
The effect of TORADOL on plasma lithium has not been studied, but cases of increased lithium plasma levels during TORADOL therapy have been reported.
lithium
TORADOL
MECHANISM
Ketorolac_ddi.xml
DDI-DrugBank.d3.s12
DDI-DrugBank.d3.s12.p5
The co-administration of Natrecor with IV vasodilators such as nitroglycerin, nitroprusside, milrinone, or IV ACE inhibitors has not been evaluated (these drugs were not co-administered with Natrecor in clinical trials).
vasodilators
milrinone
NONE
Nesiritide_ddi.xml
DDI-DrugBank.d239.s2
DDI-DrugBank.d239.s2.p8
Iodine or iodine excess may decrease the effect of Carbimazole, and an iodine deficiency can increase the effect of Carbimazole.
Iodine
Carbimazole
EFFECT
Carbimazole_ddi.xml
DDI-DrugBank.d213.s0
DDI-DrugBank.d213.s0.p1
Probenecid: Concomitant administration of TORADOL ORAL and probenecid resulted in decreased clearance of ketorolac and significant increases in ketorolac plasma levels (total AUC increased approximately threefold from 5.4 to 17.8 m g/h/mL) and terminal half-life increased approximately twofold from 6.6 to 15.1 hours.
TORADOL
probenecid
MECHANISM
Ketorolac_ddi.xml
DDI-DrugBank.d3.s9
DDI-DrugBank.d3.s9.p4
In patients with mild to moderate hypertension, administration of 25 mg daily of VIOXX with the ACE inhibitor benazepril, 10 to 40 mg for 4 weeks, was associated with an average increase in mean arterial pressure of about 3 mm Hg compared to ACE inhibitor alone.
VIOXX
benazepril
EFFECT
Rofecoxib_ddi.xml
DDI-DrugBank.d210.s1
DDI-DrugBank.d210.s1.p1
Misonidazole protects mouse tumour and normal tissues from the toxicity of oral CCNU.
Misonidazole
CCNU
EFFECT
3966974.xml
DDI-MedLine.d85.s0
DDI-MedLine.d85.s0.p0
Corticosteroids, Methylxanthines and Diuretics: Concomitant treatment with xanthine derivatives, steroids, or diuretics may potentiate a possible hypokalemic effect of beta2-agonists.
xanthine derivatives
beta2-agonists.
EFFECT
Formoterol_ddi.xml
DDI-DrugBank.d103.s4
DDI-DrugBank.d103.s4.p17
Animal experience indicates that clorazepate dipotassium prolongs the sleeping time after hexobarbital or after ethyl alcohol, increases the inhibitory effects of chlorpromazine, but does not exhibit monoamine oxidase inhibition.
clorazepate dipotassium
hexobarbital
EFFECT
Clorazepate_ddi.xml
DDI-DrugBank.d335.s1
DDI-DrugBank.d335.s1.p0
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
phenothiazines
EFFECT
Biperiden_ddi.xml
DDI-DrugBank.d401.s0
DDI-DrugBank.d401.s0.p11
The steady state plasma concentrations of imipramine and desipramine have been reported to be increased an average of 31% and 20%, respectively, by the concomitant administration of alprazolam tablets in doses up to 4 mg/day.
imipramine
alprazolam
MECHANISM
Alprazolam_ddi.xml
DDI-DrugBank.d131.s1
DDI-DrugBank.d131.s1.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.
clofibrate
oxyphenbutazone
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p645
Conversely, the administration of STADOL NS (1 mg butorphanol QID) did not alter the pharmacokinetics of a 300-mg dose of cimetidine.
STADOL NS
butorphanol
NONE
Butorphanol_ddi.xml
DDI-DrugBank.d246.s11
DDI-DrugBank.d246.s11.p0
Aspirin: Concomitant administration of low-dose aspirin with VIOXX may result in an increased rate of GI ulceration or other complications, compared to use of VIOXX alone.
aspirin
VIOXX
EFFECT
Rofecoxib_ddi.xml
DDI-DrugBank.d210.s3
DDI-DrugBank.d210.s3.p3
Aprepitant increased the AUC of midazolam by 25% on Day 4 and decreased the AUC of midazolam by 19% on Day 8 relative to the dosing of Aprepitant on Days 1 through 3.
Aprepitant
midazolam
MECHANISM
Aprepitant_ddi.xml
DDI-DrugBank.d382.s25
DDI-DrugBank.d382.s25.p0
Cimetidine reduces the clearance of ALFENTA.
Cimetidine
ALFENTA
MECHANISM
Alfentanil_ddi.xml
DDI-DrugBank.d8.s4
DDI-DrugBank.d8.s4.p0
Adrenergic blockers Adrenergic blockers are inhibited by amphetamines.
Adrenergic blockers
amphetamines
EFFECT
Lisdexamfetamine_ddi.xml
DDI-DrugBank.d158.s2
DDI-DrugBank.d158.s2.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
cyclosporine
INT
Erythromycin_ddi.xml
DDI-DrugBank.d397.s8
DDI-DrugBank.d397.s8.p1
During clinical trials, iloprost was used concurrently with anticoagulants, diuretics, cardiac glycosides, calcium channel blockers, analgesics, antipyretics, nonsteroidal antiinflammatories, corticosteroids, and other medications.
diuretics
cardiac glycosides
NONE
Iloprost_ddi.xml
DDI-DrugBank.d549.s3
DDI-DrugBank.d549.s3.p15
Ketoconazole: Ketoconazole may inhibit both synthetic and catabolic enzymes of vitamin D.
Ketoconazole
vitamin D
MECHANISM
Cholecalciferol_ddi.xml
DDI-DrugBank.d404.s8
DDI-DrugBank.d404.s8.p2
- Drugs whose efficacy is impaired by phenytoin include: anticoagulants, corticosteroids, coumarin, digitoxin, doxycycline, estrogens, furosemide, oral contraceptives, rifampin, quinidine, theophylline, vitamin D.
phenytoin
corticosteroids
EFFECT
Fosphenytoin_ddi.xml
DDI-DrugBank.d40.s19
DDI-DrugBank.d40.s19.p1
When initiating a multi-day course of grepafloxacin in a patient maintained on theophylline, the theophylline maintenance dose should be halved for the period of concurrent use of grepafloxacin and monitoring of serum theophylline concentrations should be initiated as a guide to further dosage adjustments.
theophylline
grepafloxacin
ADVISE
Grepafloxacin_ddi.xml
DDI-DrugBank.d78.s8
DDI-DrugBank.d78.s8.p7
Since acetaminophen in high doses has been associated with hepatotoxicity, concomitant administration of diflunisal and acetaminophen should be used cautiously, with careful monitoring of patients.
diflunisal
acetaminophen
ADVISE
Diflunisal_ddi.xml
DDI-DrugBank.d132.s13
DDI-DrugBank.d132.s13.p2
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.
Clonidine
sedating drugs
EFFECT
Clonidine_ddi.xml
DDI-DrugBank.d495.s2
DDI-DrugBank.d495.s2.p11
Limited clinical experience indicates that requirements for volatile inhalation anesthetics are reduced by 30 to 50% for the first sixty (60) minutes following ALFENTA induction The concomitant use of erythromycin with ALFENTA can significantly inhibit ALFENTA clearance and may increase the risk of prolonged or delayed respiratory depression.
erythromycin
ALFENTA
MECHANISM
Alfentanil_ddi.xml
DDI-DrugBank.d8.s3
DDI-DrugBank.d8.s3.p7
Phenobarbital: Coadministration of felbamate with phenobarbital causes an increase in phenobarbital plasma concentrations, In 12 otherwise healthy male volunteers ingesting phenobarbital, the steady-state trough (Cmin) phenobarbital concentration was 14.2 micrograms/mL.
Phenobarbital
phenobarbital
NONE
Felbamate_ddi.xml
DDI-DrugBank.d434.s28
DDI-DrugBank.d434.s28.p2
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
itraconazole
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p20
Cimetidine: In the presence of cimetidine at 300 mg QID (N=12) the mean apparent oral clearance of gabapentin fell by 14% and creatinine clearance fell by 10%.
cimetidine
gabapentin
MECHANISM
Gabapentin_ddi.xml
DDI-DrugBank.d438.s29
DDI-DrugBank.d438.s29.p2
Additive CNS depression may occur when antihistamines are administered concomitantly with other CNS depressants including barbiturates, tranquilizers, and alcohol.
antihistamines
alcohol
EFFECT
Clemastine_ddi.xml
DDI-DrugBank.d309.s0
DDI-DrugBank.d309.s0.p3
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.
antifungals
prednisolone
NONE
Etonogestrel_ddi.xml
DDI-DrugBank.d484.s0
DDI-DrugBank.d484.s0.p517
Pharmacokinetic studies have demonstrated that omeprazole and erythromycin significantly increased the systemic exposure of cilostazol and/or its major metabolites.
omeprazole
cilostazol
MECHANISM
Cilostazol_ddi.xml
DDI-DrugBank.d358.s1
DDI-DrugBank.d358.s1.p1
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.
nondepolarizing agents
clindamycin
EFFECT
Cisatracurium Besylate_ddi.xml
DDI-DrugBank.d60.s12
DDI-DrugBank.d60.s12.p7
In the presence of ouabain (10(-5) M), PTX (10(-8) M) failed to cause the first contraction;
ouabain
PTX
EFFECT
2857198.xml
DDI-MedLine.d56.s2
DDI-MedLine.d56.s2.p0
Iodine or iodine excess may decrease the effect of Carbimazole, and an iodine deficiency can increase the effect of Carbimazole.
iodine
Carbimazole
EFFECT
Carbimazole_ddi.xml
DDI-DrugBank.d213.s0
DDI-DrugBank.d213.s0.p9
Anesthetics/Sedatives/Hypnotics/Opioids: Co-administration of PRECEDEX with anesthetics, sedatives, hypnotics, and opioids is likely to lead to an enhancement of effects.
PRECEDEX
opioids
EFFECT
Dexmedetomidine_ddi.xml
DDI-DrugBank.d197.s1
DDI-DrugBank.d197.s1.p29
Cyclosporine, tacrolimus and digoxin concentrations should be monitored at the initiation of Itraconazole therapy and frequently thereafter, and the dose of these three drug products adjusted appropriately.
tacrolimus
Itraconazole
ADVISE
Itraconazole_ddi.xml
DDI-DrugBank.d165.s16
DDI-DrugBank.d165.s16.p4
Dopamine-induced renal and mesenteric vasodilation is not antagonized by either alpha- or beta-adrenergic blocking agents.
alpha-adrenergic blocking agents
beta-adrenergic blocking agents
NONE
Dopamine_ddi.xml
DDI-DrugBank.d325.s6
DDI-DrugBank.d325.s6.p2
Antifungals: In vitro and/or in vivo data indicate that fluconazole, itraconazole, and oral ketoconazole 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.
cisapride
cisapride
NONE
Cisapride_ddi.xml
DDI-DrugBank.d237.s7
DDI-DrugBank.d237.s7.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
quinidine
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p41
Corticosteroids: Dexamethasone: Aprepitant, when given as a regimen of 125mg with dexamethasone coadministered orally as 20 mg on Day 1, and Aprepitant when given as 80 mg/day with dexamethasone coadministered orally as 8 mg on Days 2 through 5, increased the AUC of dexamethasone, a CYP3A4 substrate by 2.2-fold, on Days 1 and 5.
Aprepitant
dexamethasone
MECHANISM
Aprepitant_ddi.xml
DDI-DrugBank.d382.s9
DDI-DrugBank.d382.s9.p11
Two percent of patients treated concurrently with ENBREL and anakinra developed neutropenia (ANC 1 x 109/L).
ENBREL
anakinra
EFFECT
Etanercept_ddi.xml
DDI-DrugBank.d341.s3
DDI-DrugBank.d341.s3.p0
Probenecid or Cimetidine: Concomitant administration of probenecid or cimetidine decreases the elimination of zalcitabine, most likely by inhibition of renal tubular secretion of zalcitabine.
Cimetidine
probenecid
NONE
Zalcitabine_ddi.xml
DDI-DrugBank.d263.s20
DDI-DrugBank.d263.s20.p5
It is recommended to avoid concurrent administration of ethambutol with aluminum hydroxide containing antacids for at least 4 hours following ethambutol administration.
ethambutol
aluminum hydroxide
ADVISE
Ethambutol_ddi.xml
DDI-DrugBank.d160.s1
DDI-DrugBank.d160.s1.p0
These include probenecid, cholestyramine, and some antibiotics (e.g. erythromycin, rifamipicin, ampicillin and chloramphenicol).
cholestyramine
erythromycin
NONE
Entacapone_ddi.xml
DDI-DrugBank.d455.s10
DDI-DrugBank.d455.s10.p6
Although the occurrence has not been reported with Cefizox, nephrotoxicity has been reported following concomitant administration of other cephalosporins and aminoglycosides.
cephalosporins
aminoglycosides
EFFECT
Ceftizoxime_ddi.xml
DDI-DrugBank.d33.s0
DDI-DrugBank.d33.s0.p2
Cephalosporins-Cephalosporins containing side chains of N-methylthiotetrazole (cefmenoxime, cefoperazone, cefotetan, cefamandole, latamoxef) or methylthiadiazole (cefazolin) can cause vitamin K deficiency and hypoprothrombinemia.
cefamandole
cefazolin
NONE
Menadione_ddi.xml
DDI-DrugBank.d139.s1
DDI-DrugBank.d139.s1.p26
The elimination half life of midazolam and triazolam also increased (1.5-2.5 fold) during coadministration with diltiazem.
triazolam
diltiazem
MECHANISM
Diltiazem_ddi.xml
DDI-DrugBank.d565.s34
DDI-DrugBank.d565.s34.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.
anticoagulant
glucagon
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p20
A dose adjustment is not needed when zidovudine is administered with VIRACEPT.
zidovudine
VIRACEPT
ADVISE
Nelfinavir_ddi.xml
DDI-DrugBank.d340.s27
DDI-DrugBank.d340.s27.p0
In the experiments reported here, we examined the interactions between 1,25(OH)2D3 and the antiestrogen 4-hydroxytamoxifen (TAM), which also induces apoptosis in MCF-7 cells.
antiestrogen
TAM
NONE
7654327.xml
DDI-MedLine.d53.s3
DDI-MedLine.d53.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
monoamine oxidase (MAO) inhibitors
EFFECT
Brompheniramine_ddi.xml
DDI-DrugBank.d192.s0
DDI-DrugBank.d192.s0.p5
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.
sertraline
risperidone
NONE
Bupropion_ddi.xml
DDI-DrugBank.d5.s17
DDI-DrugBank.d5.s17.p93
- 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 retard
cholestryramine
ADVISE
Bezafibrate_ddi.xml
DDI-DrugBank.d291.s9
DDI-DrugBank.d291.s9.p6
However, the concomitant use of Argatroban and warfarin (5-7.5 mg initial oral dose followed by 2.5-6 mg/day orally for 6-10 days) results in prolongation of the prothrombin time (PT) and International Normalized Ratio (INR).
Argatroban
warfarin
EFFECT
Argatroban_ddi.xml
DDI-DrugBank.d148.s4
DDI-DrugBank.d148.s4.p0
Antacids: In a clinical pharmacology study, coadministration of an antacid (aluminum hydroxide, magnesium hydroxide, and simethicone) with fosinopril reduced serum levels and urinary excretion of fosinoprilat as compared with fosinopril administered alone, suggesting that antacids may impair absorption of fosinopril.
antacid
fosinopril
MECHANISM
Fosinopril_ddi.xml
DDI-DrugBank.d176.s9
DDI-DrugBank.d176.s9.p12
This interaction should be given consideration in patients taking CELEBREX concomitantly with ACE-inhibitors.
CELEBREX
ACE-inhibitors
ADVISE
Celecoxib_ddi.xml
DDI-DrugBank.d172.s10
DDI-DrugBank.d172.s10.p0
Butalbital, acetaminophen and caffeine may enhance the effects of: other narcotic analgesics, alcohol, general anesthetics, tranquilizers such as chlordiazepoxide, sedative-hypnotics, or other CNS depressants, causing increased CNS depression.
caffeine
anesthetics
EFFECT
Butalbital_ddi.xml
DDI-DrugBank.d559.s1
DDI-DrugBank.d559.s1.p19
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
sulfonamides
EFFECT
Glipizide_ddi.xml
DDI-DrugBank.d225.s0
DDI-DrugBank.d225.s0.p3
Leukocyte transfusions: acute pulmonary toxicity has been reported in patients receiving intravenous amphotericin B and leukocyte transfusions.
amphotericin B
leukocyte transfusions
EFFECT
Amphotericin B_ddi.xml
DDI-DrugBank.d318.s14
DDI-DrugBank.d318.s14.p2
Amprenavir significantly increased the area under the curve at steady state (AUC(ss)) of rifabutin by 2.93-fold and the AUC(ss) of 25-O-desacetylrifabutin by 13.3-fold.
Amprenavir
25-O-desacetylrifabutin
MECHANISM
11158747.xml
DDI-MedLine.d3.s7
DDI-MedLine.d3.s7.p1
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.
norfloxacin
TIKOSYN
ADVISE
Dofetilide_ddi.xml
DDI-DrugBank.d558.s25
DDI-DrugBank.d558.s25.p70
Diuretics: Diclofenac and other NSAIDs can inhibit the activity of diuretics.
NSAIDs
diuretics
EFFECT
Diclofenac_ddi.xml
DDI-DrugBank.d249.s14
DDI-DrugBank.d249.s14.p5
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.
delavirdine
itraconazole
NONE
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p449
Iron salts may reduce the bioavailability of carbidopa and levodopa.
Iron
levodopa
MECHANISM
Carbidopa_ddi.xml
DDI-DrugBank.d47.s5
DDI-DrugBank.d47.s5.p1
When carbamazepine is withdrawn from the combination therapy, aripiprazole dose should then be reduced.
carbamazepine
aripiprazole
ADVISE
Aripiprazole_ddi.xml
DDI-DrugBank.d509.s22
DDI-DrugBank.d509.s22.p0
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.
methysergide
AXERT
ADVISE
Almotriptan_ddi.xml
DDI-DrugBank.d299.s1
DDI-DrugBank.d299.s1.p9
- Antihypertensives: Bumetanide may potentiate the effect of various antihypertensive drugs, necessitating a reduction in the dosage of these drugs.
Bumetanide
antihypertensive drugs
EFFECT
Bumetanide_ddi.xml
DDI-DrugBank.d331.s9
DDI-DrugBank.d331.s9.p2
- Although not a true drug interaction, tricyclic antidepressants may precipitate seizures in susceptible patients and Cerebyx dosage may need to be adjusted
tricyclic antidepressants
Cerebyx
EFFECT
Fosphenytoin_ddi.xml
DDI-DrugBank.d40.s17
DDI-DrugBank.d40.s17.p0
Twelve strains of Staphylococcus aureus (a frequent cause of infection in heroin, but not in pentazocine and tripelennamine, addicts) were completely inhibited by the drug combination.
pentazocine
tripelennamine
EFFECT
3918122.xml
DDI-MedLine.d45.s5
DDI-MedLine.d45.s5.p2
Patients taking REVIA may not benefit from opioid containing medicines, such as cough and cold preparations, antidiarrheal preparations, and opioid analgesics.
REVIA
opioid
EFFECT
Naltrexone_ddi.xml
DDI-DrugBank.d346.s4
DDI-DrugBank.d346.s4.p0
Acetazolamide may elevate cyclosporine levels.
Acetazolamide
cyclosporine
MECHANISM
Acetazolamide_ddi.xml
DDI-DrugBank.d368.s14
DDI-DrugBank.d368.s14.p0
Furosemide: TORADOL IV/IM reduced the diuretic response to furosemide in normovolemic healthy subjects by approximately 20% (mean sodium and urinary output decreased 17%).
TORADOL
furosemide
EFFECT
Ketorolac_ddi.xml
DDI-DrugBank.d3.s8
DDI-DrugBank.d3.s8.p4
Therefore, co-administration of tricyclic antidepressants with other drugs that are metabolized by this isoenzyme, including other antidepressants, phenothiazines, carbamazepine, and Type 1C antiarrhythmics (eg, propafenone, flecainide, and encainide), or that inhibit this enzyme (eg, quinidine), should be approached with caution.
tricyclic antidepressants
encainide
ADVISE
Nortriptyline_ddi.xml
DDI-DrugBank.d202.s16
DDI-DrugBank.d202.s16.p6
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.
Kaletra
morphine
NONE
Etonogestrel_ddi.xml
DDI-DrugBank.d484.s0
DDI-DrugBank.d484.s0.p872
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.
erythromycin
valproate
NONE
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s4
DDI-DrugBank.d94.s4.p212
Drugs that may decrease dasatinib plasma concentrations CYP3A4 Inducers: Drugs that induce CYP3A4 activity may decrease dasatinib plasma concentrations.
dasatinib
dasatinib
NONE
Dasatinib_ddi.xml
DDI-DrugBank.d48.s3
DDI-DrugBank.d48.s3.p0
Warfarin: Quinolones, including enoxacin, decrease the clearance of R-warfarin, the less active isomer of racemic warfarin.
Quinolones
R-warfarin
MECHANISM
Enoxacin_ddi.xml
DDI-DrugBank.d395.s23
DDI-DrugBank.d395.s23.p5
Antifungals: In vitro and/or in vivo data indicate that fluconazole, itraconazole, and oral ketoconazole 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.
itraconazole
cisapride
MECHANISM
Cisapride_ddi.xml
DDI-DrugBank.d237.s7
DDI-DrugBank.d237.s7.p10
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
Lipitor
INT
Etonogestrel_ddi.xml
DDI-DrugBank.d484.s0
DDI-DrugBank.d484.s0.p17
Concurrent administration of drugs possessing nephrotoxic (e.g., aminoglycosides, indomethacin), myelotoxic (e.g., cytotoxic chemotherapy), cardiotoxic (e.g., doxorubicin) or hepatotoxic (e.g., methotrexate, asparaginase) effects with PROLEUKIN may increase toxicity in these organ systems.
cytotoxic
PROLEUKIN
EFFECT
Aldesleukin_ddi.xml
DDI-DrugBank.d114.s2
DDI-DrugBank.d114.s2.p14
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
cyclosporin
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p9
The benzodiazepines, including alprazolam, produce additive CNS depressant effects when co-administered with other psychotropic medications, anticonvulsants, antihistaminics, ethanol, and other drugs which themselves produce CNS depression.
alprazolam
psychotropic medications
EFFECT
Alprazolam_ddi.xml
DDI-DrugBank.d131.s0
DDI-DrugBank.d131.s0.p5
Chlorotrianisene may interact with antidepressants, aspirin, barbiturates, bromocriptine, calcium supplements, corticosteroids, corticotropin, cyclosporine, dantrolene, nicotine, somatropin, tamoxifen, and warfarin.
Chlorotrianisene
calcium
INT
Chlorotrianisene_ddi.xml
DDI-DrugBank.d446.s0
DDI-DrugBank.d446.s0.p4
- Indomethacin: Indomethacin blunts the increases in urine volume and sodium excretion seen during bumetanide treatment and inhibits the bumetanide-induced increase in plasma renin activity.
Indomethacin
bumetanide
MECHANISM
Bumetanide_ddi.xml
DDI-DrugBank.d331.s7
DDI-DrugBank.d331.s7.p3
Quinolones, including cinoxacin, may enhance the effects of oral anticoagulants, such as warfarin or its derivatives.
cinoxacin
warfarin
EFFECT
Cinoxacin_ddi.xml
DDI-DrugBank.d562.s8
DDI-DrugBank.d562.s8.p4
Cholestyramine: Cholestyramine may increase the clearance of corticosteroids.
Cholestyramine
corticosteroids
MECHANISM
Dexamethasone_ddi.xml
DDI-DrugBank.d314.s10
DDI-DrugBank.d314.s10.p2
Close supervision and careful adjustment of the dosage are required when nortriptyline hydrochloride is used with other anticholinergic drugs or sympathomimetic drugs.
nortriptyline hydrochloride
anticholinergic drugs
ADVISE
Nortriptyline_ddi.xml
DDI-DrugBank.d202.s9
DDI-DrugBank.d202.s9.p0
Although a 3-day regimen of Aprepitant given concomitantly with oral contraceptives has not been studied, alternative or back-up methods of contraception should be used.
Aprepitant
contraceptives
ADVISE
Aprepitant_ddi.xml
DDI-DrugBank.d382.s21
DDI-DrugBank.d382.s21.p0
The concomitant administration of uricosuric agents and allopurinol has been associated with a decrease in the excretion of oxypurines (hypoxanthine and xanthine) and an increase in urinary uric acid excretion compared with that observed with allopurinol alone.
uricosuric agents
allopurinol
MECHANISM
Allopurinol_ddi.xml
DDI-DrugBank.d413.s10
DDI-DrugBank.d413.s10.p0
Sulfapyridine may interact with any of the following: - Acetaminophen (e.g., Tylenol) (with long-term, high-dose use) or
Sulfapyridine
Tylenol
INT
Sulfapyridine_ddi.xml
DDI-DrugBank.d179.s1
DDI-DrugBank.d179.s1.p1
Iron Supplements and Foods Fortified With Iron Concomitant administration of cefdinir with a therapeutic iron supplement containing 60 mg of elemental iron (as FeSO4) or vitamins supplemented with 10 mg of elemental iron reduced extent of absorption by 80% and 31%, respectively.
cefdinir
iron supplement
NONE
Cefdinir_ddi.xml
DDI-DrugBank.d420.s5
DDI-DrugBank.d420.s5.p11
Possible drug interactions of HUMORSOL with succinylcholine or with other anticholinesterase agents.
HUMORSOL
succinylcholine
INT
Demecarium bromide_ddi.xml
DDI-DrugBank.d149.s0
DDI-DrugBank.d149.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
chymotrypsin
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p9
ADL-8-2698 is a novel peripherally restricted opioid antagonist that may selectively prevent opioid-induced gastrointestinal effects without reversing analgesia.
ADL-8-2698
opioid
EFFECT
11180040.xml
DDI-MedLine.d87.s1
DDI-MedLine.d87.s1.p1
Other drugs which may enhance the neuromuscular blocking action of nondepolarizing agents such as NUROMAX include certain antibiotics (e. g., aminoglycosides, tetracyclines, bacitracin, polymyxins, lincomycin, clindamycin, colistin, and sodium colistimethate), magnesium salts, lithium, local anesthetics, procainamide, and quinidine.
NUROMAX
lithium
EFFECT
Doxacurium chloride_ddi.xml
DDI-DrugBank.d267.s5
DDI-DrugBank.d267.s5.p10
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
narcotic analgesics
EFFECT
Biperiden_ddi.xml
DDI-DrugBank.d401.s0
DDI-DrugBank.d401.s0.p9