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At least 14 days should elapse between discontinuation of a MAO inhibitor and initiation of treatment with dexfenfluramine.
MAO inhibitor
dexfenfluramine
ADVISE
Dexfenfluramine_ddi.xml
DDI-DrugBank.d423.s2
DDI-DrugBank.d423.s2.p0
Some quinolones, including ciprofloxacin, have also been shown to interfere with the metabolism of caffeine.
quinolones
caffeine
MECHANISM
Ciprofloxacin_ddi.xml
DDI-DrugBank.d123.s0
DDI-DrugBank.d123.s0.p1
Chlorotrianisene may interact with antidepressants, aspirin, barbiturates, bromocriptine, calcium supplements, corticosteroids, corticotropin, cyclosporine, dantrolene, nicotine, somatropin, tamoxifen, and warfarin.
aspirin
warfarin
NONE
Chlorotrianisene_ddi.xml
DDI-DrugBank.d446.s0
DDI-DrugBank.d446.s0.p35
Cyclosporine: Because cyclosporine can produce nephrotoxicity with decreases in creatinine clearance and rises in serum creatinine, and because renal excretion is the primary elimination route of fibrate drugs including TRICOR, there is a risk that an interaction will lead to deterioration.
cyclosporine
fibrate drugs
EFFECT
Fenofibrate_ddi.xml
DDI-DrugBank.d283.s5
DDI-DrugBank.d283.s5.p3
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
VIRACEPT
triazolam
ADVISE
Nelfinavir_ddi.xml
DDI-DrugBank.d340.s6
DDI-DrugBank.d340.s6.p11
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
methyldopa
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p376
Cardiac effects of dopamine are antagonized by beta-adrenergic blocking agents, such as propranolol and metoprolol.
dopamine
propranolol
EFFECT
Dopamine_ddi.xml
DDI-DrugBank.d325.s4
DDI-DrugBank.d325.s4.p1
Barbiturates and glutethimide should not be administered to patients receiving coumarin drugs.
Barbiturates
coumarin drugs
ADVISE
1109248.xml
DDI-MedLine.d106.s6
DDI-MedLine.d106.s6.p1
Because oral anticoagulants may interfere with the hepatic metabolism of phenytoin, toxic levels of the anticonvulsant may occur when an oral anticoagulant and phenytoin are administered concurrently.
anticoagulant
phenytoin
MECHANISM
Anisindione_ddi.xml
DDI-DrugBank.d64.s89
DDI-DrugBank.d64.s89.p9
Use of PRINIVIL with potassium-sparing diuretics (e.g., spironolactone, triamterene, or amiloride), potassium supplements, or potassium-containing salt substitutes may lead to significant increases in serum potassium.
potassium-sparing diuretics
spironolactone
NONE
Lisinopril_ddi.xml
DDI-DrugBank.d334.s15
DDI-DrugBank.d334.s15.p5
Auranofin should be avoided by patients with a history of serious reaction to any gold medication, including Solganal and Myochrysine.
Auranofin
Solganal
ADVISE
Auranofin_ddi.xml
DDI-DrugBank.d374.s0
DDI-DrugBank.d374.s0.p1
It is recommended that if CASODEX is started in patients already receiving coumarin anticoagulants, prothrombin times should be closely monitored and adjustment of the anticoagulant dose may be necessary.
CASODEX
coumarin anticoagulants
ADVISE
Bicalutamide_ddi.xml
DDI-DrugBank.d266.s1
DDI-DrugBank.d266.s1.p0
Analgesic/anti-inflammatory (e.g., acetaminophen, aspirin, codeine and codeine combinations, ibuprofen, indomethacin).
Analgesic
ibuprofen
NONE
Doxazosin_ddi.xml
DDI-DrugBank.d367.s9
DDI-DrugBank.d367.s9.p5
The use of dextromethorphan hydrobromide may result in additive CNS depressant effects when coadministered with alcohol, antihistamines, psychotropics or other drugs that produce CNS depression.
dextromethorphan hydrobromide
psychotropics
EFFECT
Guaifenesin_ddi.xml
DDI-DrugBank.d398.s2
DDI-DrugBank.d398.s2.p2
FLUOTHANE augments the action of non-depolarising muscle relaxants and the muscle relaxant effects of aminoglycosides.
FLUOTHANE
aminoglycosides
EFFECT
Halothane_ddi.xml
DDI-DrugBank.d74.s0
DDI-DrugBank.d74.s0.p1
Diflunisal decreased the hyperuricemic effect of furosemide.
Diflunisal
furosemide
EFFECT
Diflunisal_ddi.xml
DDI-DrugBank.d132.s8
DDI-DrugBank.d132.s8.p0
Agents that have been found, or are expected to have decreased plasma levels in the presence of EQUETROTM due to induction of CYP enzymes are the following: Acetaminophen, alprazolam, amitriptyline, bupropion, buspirone, citalopram, clobazam, clonazepam, clozapine, cyclosporin, delavirdine, desipramine, diazepam, dicumarol, doxycycline, ethosuximide, felbamate, felodipine, glucocorticoids, haloperidol, itraconazole, lamotrigine, levothyroxine, lorazepam, methadone, midazolam, mirtazapine, nortriptyline, olanzapine, oral contraceptives(3), oxcarbazepine, Phenytoin(4), praziquantel, protease inhibitors, quetiapine, risperidone, theophylline, topiramate, tiagabine, tramadol, triazolam, valproate, warfarin(5) , ziprasidone, and zonisamide.
EQUETROTM
clobazam
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p6
Phenylbutazone: Phenylbutazone causes increase (by about 80%) in the free fraction of etodolac.
Phenylbutazone
Phenylbutazone
NONE
Etodolac_ddi.xml
DDI-DrugBank.d219.s19
DDI-DrugBank.d219.s19.p0
Catecholamine-depleting drugs (e.g., reserpine) may have an additive effect when given with beta-blocking agents.
reserpine
beta-blocking
EFFECT
Betaxolol_ddi.xml
DDI-DrugBank.d489.s2
DDI-DrugBank.d489.s2.p0
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
telithromycin
MECHANISM
Dasatinib_ddi.xml
DDI-DrugBank.d48.s1
DDI-DrugBank.d48.s1.p10
- Drugs with ototoxic potential: Especially in the presence of impaired renal function, the use of parenterally administered bumetanide in patients to whom aminoglycoside antibiotics are also being given should be avoided, except in life-threatening conditions.
bumetanide
aminoglycoside antibiotics
ADVISE
Bumetanide_ddi.xml
DDI-DrugBank.d331.s0
DDI-DrugBank.d331.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.
ibuprofen
naproxen
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p967
May interact with thyroid medication (e.g., levothyroxine), iodine-containing products, antacids, H2-antagonists (e.g., famotidine, ranitidine), and proton pump inhibitors (e.g., lansoprazole, omeprazole).
iodine
antacids
NONE
Diatrizoate_ddi.xml
DDI-DrugBank.d293.s0
DDI-DrugBank.d293.s0.p8
Consequently, concomitant administration of Aprepitant with strong CYP3A4 inhibitors (e.g., ketoconazole, itraconazole, nefazodone, troleandomycin, clarithromycin, ritonavir, nelfinavir) should be approached with caution.
Aprepitant
nefazodone
ADVISE
Aprepitant_ddi.xml
DDI-DrugBank.d382.s31
DDI-DrugBank.d382.s31.p2
The effects of DCG-IV were very strong and completely depressed the PCP-induced hyperlocomotion.
DCG-IV
PCP
EFFECT
11085328.xml
DDI-MedLine.d104.s4
DDI-MedLine.d104.s4.p0
Nevirapine and rifampin should not beadministered concomitantly becausedecreases in nevirapine plasmaconcentrations may reduce the efficacy ofthe drug.
Nevirapine
rifampin
ADVISE
Nevirapine_ddi.xml
DDI-DrugBank.d270.s53
DDI-DrugBank.d270.s53.p0
Terfenadine: No clinically significant changes occurred in heart rate or corrected QT intervals, or in terfenadine metabolite or lomefloxacin pharmacokinetics, during concurrent administration of lomefloxacin and terfenadine at steady-state in 28 healthy males.
lomefloxacin
terfenadine
NONE
Lomefloxacin_ddi.xml
DDI-DrugBank.d516.s23
DDI-DrugBank.d516.s23.p8
Benzthiazide may interact with alcohol, blood thinners, decongestant drugs (allergy, cold, and sinus medicines), diabetic drugs, lithium, norepinephrine, NSAIDs like Aleve or Ibuprofen, and high blood pressure medications.
lithium
norepinephrine
NONE
Benzthiazide_ddi.xml
DDI-DrugBank.d208.s0
DDI-DrugBank.d208.s0.p26
Antacids or sucralfate substantially interfere with the absorption of some quinolones, resulting in low urine levels.
Antacids
quinolones
MECHANISM
Cinoxacin_ddi.xml
DDI-DrugBank.d562.s6
DDI-DrugBank.d562.s6.p1
Calcium Antagonists: After repeated co-administration of Trileptal, the AUC of felodipine was lowered by 28% [90% CI: 20-33].
Trileptal
felodipine
MECHANISM
Oxcarbazepine_ddi.xml
DDI-DrugBank.d307.s45
DDI-DrugBank.d307.s45.p2
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.
anticoagulant
rifampin
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s29
DDI-DrugBank.d64.s29.p20
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
probenecid
EFFECT
Glipizide_ddi.xml
DDI-DrugBank.d225.s0
DDI-DrugBank.d225.s0.p5
Clinically significant effects have been reported with the tricyclic antidepressants when used concomitantly with cimetidine.
tricyclic antidepressants
cimetidine
EFFECT
Amitriptyline_ddi.xml
DDI-DrugBank.d99.s22
DDI-DrugBank.d99.s22.p0
Warfarin: Eszopiclone 3 mg administered daily for 5 days did not affect the pharmacokinetics of (R)- or (S)-warfarin, nor were there any changes in the pharmacodynamic profile (prothrombin time) following a single 25 mg oral dose of warfarin
(S)-warfarin
warfarin
NONE
Eszopiclone_ddi.xml
DDI-DrugBank.d216.s16
DDI-DrugBank.d216.s16.p9
Ethoxzolamide may increase the action of tricyclics, amphetamines, procainamide, and quinidine.
Ethoxzolamide
quinidine
EFFECT
Ethoxzolamide_ddi.xml
DDI-DrugBank.d286.s0
DDI-DrugBank.d286.s0.p3
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.
sirolimus
tacrolimus
NONE
Dasatinib_ddi.xml
DDI-DrugBank.d48.s15
DDI-DrugBank.d48.s15.p76
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
cimetidine
NONE
Dofetilide_ddi.xml
DDI-DrugBank.d558.s5
DDI-DrugBank.d558.s5.p19
Nephrotoxicity has been reported following concomitant administration of other cephalosporins with potent diuretics such as furosemide.
diuretics
furosemide
NONE
Cefepime_ddi.xml
DDI-DrugBank.d378.s1
DDI-DrugBank.d378.s1.p2
A dose increase of lopinavir/ritonavir to 533/133 mg twice daily with food isrecommended in combination with nevirapine.
ritonavir
nevirapine
ADVISE
Nevirapine_ddi.xml
DDI-DrugBank.d270.s39
DDI-DrugBank.d270.s39.p2
This interaction should be given consideration in patients taking BEXTRA concomitantly with ACE-inhibitors.
BEXTRA
ACE-inhibitors
ADVISE
Valdecoxib_ddi.xml
DDI-DrugBank.d328.s9
DDI-DrugBank.d328.s9.p0
Drug-Drug Interactions: No clinically significant drug interactions have been found with theophylline at a low dose, azithromycin, pseudoephedrine, ketoconazole, or erythromycin.
theophylline
erythromycin
NONE
Cetirizine_ddi.xml
DDI-DrugBank.d393.s4
DDI-DrugBank.d393.s4.p3
Naproxen and other NSAIDs can reduce the antihypertensive effect of propranolol and other beta-blockers.
NSAIDs
beta-blockers
EFFECT
Naproxen_ddi.xml
DDI-DrugBank.d85.s9
DDI-DrugBank.d85.s9.p4
HIV Protease Inhibitors: Indinavir (800 mg t.i.d.) co-administered with Vardenafil 10 mg resulted in a 16-fold increase in vardenafil AUC, a 7-fold increase in vardenafil Cmax and a 2-fold increase in vardenafil half-life.
Indinavir
Vardenafil
MECHANISM
Vardenafil_ddi.xml
DDI-DrugBank.d198.s10
DDI-DrugBank.d198.s10.p5
Interactions with Mixed Agonist/Antagonist Opioid Analgesics: Agonist/antagonist analgesics (eg, pentazocine, nalbuphine, butorphanol, dezocine and buprenorphine) should NOT be administered to a patient who has received or is receiving a course of therapy with a pure agonist opioid analgesic such as Levo-Dromoran.
pentazocine
Levo-Dromoran
ADVISE
Levorphanol_ddi.xml
DDI-DrugBank.d257.s6
DDI-DrugBank.d257.s6.p20
Cimetidine: In a study in healthy volunteers, a one-week course of cimetidine at 400 mg b.i.d. with a single 5 mg dose of isradipine on the sixth day showed an increase in isradipine mean peak plasma concentrations (36%) and significant increase in area under the curve (50%).
cimetidine
isradipine
MECHANISM
Isradipine_ddi.xml
DDI-DrugBank.d81.s7
DDI-DrugBank.d81.s7.p3
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
alcohol
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p0
Rifampin, an inducer of drug metabolism, decreased the concentrations of losartan and its active metabolite.
Rifampin
losartan
MECHANISM
Losartan_ddi.xml
DDI-DrugBank.d30.s1
DDI-DrugBank.d30.s1.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.
alprazolam
praziquantel
NONE
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p119
Benzthiazide may interact with alcohol, blood thinners, decongestant drugs (allergy, cold, and sinus medicines), diabetic drugs, lithium, norepinephrine, NSAIDs like Aleve or Ibuprofen, and high blood pressure medications.
lithium
NSAIDs
NONE
Benzthiazide_ddi.xml
DDI-DrugBank.d208.s0
DDI-DrugBank.d208.s0.p27
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
mefenamic acid
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p25
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.
quinidine
SPRYCEL
ADVISE
Dasatinib_ddi.xml
DDI-DrugBank.d48.s15
DDI-DrugBank.d48.s15.p75
Cyclopropane or halogenated hydrocarbon anesthetics increase cardiac autonomic irritability and may sensitize the myocardium to the action of certain intravenously administered catecholamines, such as dopamine.
Cyclopropane
catecholamines
EFFECT
Dopamine_ddi.xml
DDI-DrugBank.d325.s8
DDI-DrugBank.d325.s8.p1
These pharmacokinetic effects seen during diltiazem coadministration can result in increased clinical effects (e.g., prolonged sodation)of both midazolam and triazolam.
diltiazem
triazolam
EFFECT
Diltiazem_ddi.xml
DDI-DrugBank.d565.s35
DDI-DrugBank.d565.s35.p1
There are reports of enhanced as well as diminished effects of anticoagulants when given concurrently with corticosteroids.
anticoagulants
corticosteroids
EFFECT
Cortisone acetate_ddi.xml
DDI-DrugBank.d487.s8
DDI-DrugBank.d487.s8.p0
The peripheral vasoconstriction caused by high doses of dopamine HCl is antagonized by alpha-adrenergic blocking agents.
dopamine HCl
alpha-adrenergic blocking agents
EFFECT
Dopamine_ddi.xml
DDI-DrugBank.d325.s5
DDI-DrugBank.d325.s5.p0
Corticotropin may accentuate the electrolyte loss associated with diuretic therapy.
Corticotropin
diuretic
EFFECT
Corticotropin_ddi.xml
DDI-DrugBank.d25.s0
DDI-DrugBank.d25.s0.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
PCP
EFFECT
3968644.xml
DDI-MedLine.d30.s11
DDI-MedLine.d30.s11.p1
Anesthetics/Sedatives/Hypnotics/Opioids: Co-administration of PRECEDEX with anesthetics, sedatives, hypnotics, and opioids is likely to lead to an enhancement of effects.
Sedatives
anesthetics
NONE
Dexmedetomidine_ddi.xml
DDI-DrugBank.d197.s1
DDI-DrugBank.d197.s1.p11
Warfarin: Co-administration of bosentan 500 mg b.i.d. for 6 days decreased the plasma concentrations of both S-warfarin (a CYP2C9 substrate) and R-warfarin (a CYP3A4 substrate) by 29 and 38%, respectively.
bosentan
S-warfarin
MECHANISM
Bosentan_ddi.xml
DDI-DrugBank.d289.s30
DDI-DrugBank.d289.s30.p3
Clinical implications of warfarin interactions with five sedatives.
warfarin
sedatives
INT
1109248.xml
DDI-MedLine.d106.s0
DDI-MedLine.d106.s0.p0
Coadministration of SULAR with phenytoin or any known CYP3A4 inducer should be avoided and alternative antihypertensive therapy should be considered.
SULAR
phenytoin
ADVISE
Nisoldipine_ddi.xml
DDI-DrugBank.d106.s4
DDI-DrugBank.d106.s4.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.
antacids
cholestyramine
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s29
DDI-DrugBank.d64.s29.p71
Interactions with Other CNS Agents: Concurrent use of Levo-Dromoran with all central nervous system depressants (eg, alcohol, sedatives, hypnotics, other opioids, general anesthetics, barbiturates, tricyclic antidepressants, phenothiazines, tranquilizers, skeletal muscle relaxants and antihistamines) may result in additive central nervous system depressant effects.
Levo-Dromoran
phenothiazines
EFFECT
Levorphanol_ddi.xml
DDI-DrugBank.d257.s0
DDI-DrugBank.d257.s0.p8
Nephrotoxicity has been reported following concomitant administration of aminoglycoside antibiotics and cephalosporin antibiotics.
aminoglycoside antibiotics
cephalosporin antibiotics
EFFECT
Cefprozil_ddi.xml
DDI-DrugBank.d121.s0
DDI-DrugBank.d121.s0.p0
However, due to possible pharmacodynamic interactions, when co-administered with PRECEDEX, a reduction in dosage of PRECEDEX on the concomitant anesthetic, sedative, hypnotic or opioid may be required.
PRECEDEX
hypnotic
ADVISE
Dexmedetomidine_ddi.xml
DDI-DrugBank.d197.s4
DDI-DrugBank.d197.s4.p7
The vasodilating effects of isosorbide mononitrate may be additive with those of other vasodilators.
isosorbide mononitrate
vasodilators
EFFECT
Isosorbide Mononitrate_ddi.xml
DDI-DrugBank.d479.s0
DDI-DrugBank.d479.s0.p0
Although no specific drug interactions with topical glaucoma drugs or systemic medications were identified in clinical studies of IOPIDINE 0.5% Ophthalmic Solution, the possibility of an additive or potentiating effect with CNS depressants (alcohol, barbiturates, opiates, sedatives, anesthetics) should be considered.
alcohol
sedatives
NONE
Apraclonidine_ddi.xml
DDI-DrugBank.d224.s1
DDI-DrugBank.d224.s1.p13
AIM AND BACKGROUND: The pharmacokinetic interaction between sirolimus, a macrolide immunosuppressant metabolized by CYP3A4, and the calcium channel blocker diltiazem was studied in 18 healthy subjects.
calcium channel blocker
diltiazem
NONE
11180036.xml
DDI-MedLine.d86.s1
DDI-MedLine.d86.s1.p5
No significant drug-drug pharmacokinetic (or pharmacodynamic) interactions have been found in interaction studies with hydrochlorothiazide, digoxin, warfarin, and nifedipine.
digoxin
warfarin
NONE
Irbesartan_ddi.xml
DDI-DrugBank.d27.s0
DDI-DrugBank.d27.s0.p3
Nonsteroidal Anti-Inflammatory Drugs: The administration of diflunisal to normal volunteers receiving indomethacin decreased the renal clearance and significantly increased the plasma levels of indomethacin.
diflunisal
indomethacin
MECHANISM
Diflunisal_ddi.xml
DDI-DrugBank.d132.s20
DDI-DrugBank.d132.s20.p3
Although no interaction between MAO inhibitors and Levo-Dromoran has been observed, it is not recommended for use with MAO inhibitors.
Levo-Dromoran
MAO inhibitors
ADVISE
Levorphanol_ddi.xml
DDI-DrugBank.d257.s3
DDI-DrugBank.d257.s3.p2
In some patients, the administration of INDOCIN can reduce the diuretic, natriuretic, and antihypertensive effects of loop, potassium-sparing, and thiazide diuretics.
INDOCIN
thiazide diuretics
EFFECT
Indomethacin_ddi.xml
DDI-DrugBank.d82.s23
DDI-DrugBank.d82.s23.p2
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
flecainide
ADVISE
Nortriptyline_ddi.xml
DDI-DrugBank.d202.s16
DDI-DrugBank.d202.s16.p5
Ritonavir: Coadministration of ritonavir with VIRACEPT resulted in a 152% increase in nelfinavir plasma AUC and very little change in ritonavir plasma A.C.
VIRACEPT
nelfinavir
NONE
Nelfinavir_ddi.xml
DDI-DrugBank.d340.s16
DDI-DrugBank.d340.s16.p7
The actions of the benzodiazepines may be potentiated by barbiturates, narcotics, phenothiazines, monoamine oxidase inhibitors or other antidepressants.
phenothiazines
antidepressants
NONE
Clorazepate_ddi.xml
DDI-DrugBank.d335.s3
DDI-DrugBank.d335.s3.p13
Nicardipine HCl usually does not alter the plasma levels of digoxin, however, serum digoxin levels should be evaluated after concomitant therapy with nicardipine HCl is initiated.
digoxin
nicardipine HCl
ADVISE
Nicardipine_ddi.xml
DDI-DrugBank.d468.s5
DDI-DrugBank.d468.s5.p5
Because both of these drugs have negative inotropic properties and the effects of coadministration with TAMBOCOR are unknown, neither disopyramide nor verapamil should be administered concurrently with TAMBOCOR unless, in the judgment of the physician, the benefits of this combination outweigh the risks.
TAMBOCOR
TAMBOCOR
NONE
Flecainide_ddi.xml
DDI-DrugBank.d87.s19
DDI-DrugBank.d87.s19.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.
contraceptives
topiramate
NONE
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p922
These antibiotics should be used in the myasthenic patient only where definitely indicated, and then careful adjustment should be made of adjunctive anticholinesterase dosage.
antibiotics
anticholinesterase
ADVISE
Neostigmine_ddi.xml
DDI-DrugBank.d498.s1
DDI-DrugBank.d498.s1.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.
antineoplastic agents
anticoagulants
EFFECT
Anisindione_ddi.xml
DDI-DrugBank.d64.s90
DDI-DrugBank.d64.s90.p6
If these agents are to be administered concurrently, cyclosporine concentrations should be monitored, especially when diltiazem therapy is initiated, adjusted, or discontinued.
cyclosporine
diltiazem
ADVISE
Diltiazem_ddi.xml
DDI-DrugBank.d565.s27
DDI-DrugBank.d565.s27.p0
Agents that have been found, or are expected to have decreased plasma levels in the presence of EQUETROTM due to induction of CYP enzymes are the following: Acetaminophen, alprazolam, amitriptyline, bupropion, buspirone, citalopram, clobazam, clonazepam, clozapine, cyclosporin, delavirdine, desipramine, diazepam, dicumarol, doxycycline, ethosuximide, felbamate, felodipine, glucocorticoids, haloperidol, itraconazole, lamotrigine, levothyroxine, lorazepam, methadone, midazolam, mirtazapine, nortriptyline, olanzapine, oral contraceptives(3), oxcarbazepine, Phenytoin(4), praziquantel, protease inhibitors, quetiapine, risperidone, theophylline, topiramate, tiagabine, tramadol, triazolam, valproate, warfarin(5) , ziprasidone, and zonisamide.
EQUETROTM
dicumarol
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p13
Dexamethasone at 10(-10) M or retinyl acetate at about 3 X 10(-9) M inhibits proliferation stimulated by EGF.
Dexamethasone
EGF
EFFECT
3881461.xml
DDI-MedLine.d12.s3
DDI-MedLine.d12.s3.p1
Concomitant administration of fenofibrate (equivalent to 145 mg TRICOR) with atorvastatin (20 mg) once daily for 10 days resulted in approximately 17% decrease (range from 67% decrease to 44% increase) in atorvastatin AUC values in 22 healthy males.
TRICOR
atorvastatin
MECHANISM
Fenofibrate_ddi.xml
DDI-DrugBank.d283.s15
DDI-DrugBank.d283.s15.p3
Although there is little published information on concomitant administration of lidocaine and Bretylium Tosylate, these drugs are often administered concurrently without any evidence of interactions resulting in adverse effects or diminished efficacy.
lidocaine
Bretylium Tosylate
NONE
Bretylium_ddi.xml
DDI-DrugBank.d180.s3
DDI-DrugBank.d180.s3.p0
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
magnesium
EFFECT
Doxacurium chloride_ddi.xml
DDI-DrugBank.d267.s5
DDI-DrugBank.d267.s5.p9
We conclude that the prophylactic and antidotal properties of 4-methylpyrazole seen in animals treated with 1,3-difluoro-2-propanol derive from its capacity to inhibit the NAD+-dependent oxidation responsible for converting 1,3-difluoro-2-propanol to 1,3-difluoroacetone in the committed step of the toxic pathway.
4-methylpyrazole
1,3-difluoro-2-propanol
EFFECT
11170315.xml
DDI-MedLine.d125.s8
DDI-MedLine.d125.s8.p0
Interactions may also occur with the following: anti-depressants/anti-anxiety drugs, drugs used to treat an overactive thyroid, beta-blockers (e.g., propranolol), sparfloxacin, grepafloxacin, guanethidine, guanadrel, metrizamide, cabergoline, lithium, narcotic pain medication (e.g., codeine), drugs used to aid sleep, drowsiness-causing antihistamines (e.g., diphenhydramine), any other drugs that may make you drowsy.
guanethidine
guanadrel
NONE
Chlorpromazine_ddi.xml
DDI-DrugBank.d86.s1
DDI-DrugBank.d86.s1.p69
Steady-state serum concentrations of tricyclic antidepressants are reported to fluctuate significantly when cimetidine is either added or deleted from the drug regimen.
tricyclic antidepressants
cimetidine
MECHANISM
Nortriptyline_ddi.xml
DDI-DrugBank.d202.s0
DDI-DrugBank.d202.s0.p0
Lithium: Ibuprofen produced an elevation of plasma lithium levels and a reduction in renal lithium clearance in a study of eleven normal volunteers.
Ibuprofen
lithium
MECHANISM
Ibuprofen_ddi.xml
DDI-DrugBank.d415.s12
DDI-DrugBank.d415.s12.p3
Levothyroxine Sodium Absorption: The following agents may bind and decrease absorption of levothyroxine sodium from the gastrointestinal tract: aluminum hydoxide, cholestyramine resin, colestipol hydrochloride, ferrous sulfate, sodium polystyrene sulfonate, soybean flour (e.g., infant formula), sucralfate.
Levothyroxine Sodium
aluminum hydoxide
NONE
Levothyroxine_ddi.xml
DDI-DrugBank.d411.s2
DDI-DrugBank.d411.s2.p1
For example, since cholestyramine may reduce the gastrointestinal absorption of both the oral anticoagulants and vitamin K, the net effects are unpredictable.
cholestyramine
vitamin K
MECHANISM
Anisindione_ddi.xml
DDI-DrugBank.d64.s3
DDI-DrugBank.d64.s3.p1
Tagamet, apparently through an effect on certain microsomal enzyme systems, has been reported to reduce the hepatic metabolism of warfarin-type anticoagulants, phenytoin, propranolol, nifedipine, chlordiazepoxide, diazepam, certain tricyclic antidepressants, lidocaine, theophylline and metronidazole, thereby delaying elimination and increasing blood levels of these drugs.
Tagamet
diazepam
MECHANISM
Cimetidine_ddi.xml
DDI-DrugBank.d171.s0
DDI-DrugBank.d171.s0.p5
Furosemide: Clinical studies, as well as post marketing observations, have shown that NSAIDs can reduce the natriuretic effect of furosemide and thiazides in some patients.
NSAIDs
furosemide
EFFECT
Celecoxib_ddi.xml
DDI-DrugBank.d172.s11
DDI-DrugBank.d172.s11.p3
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
oxcarbazepine
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p30
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.
pertechnetate
insulin
NONE
Levothyroxine_ddi.xml
DDI-DrugBank.d411.s4
DDI-DrugBank.d411.s4.p193
Co-administration: Concomitant use of Argatroban with antiplatelet agents, thrombolytics, and other anticoagulants may increase the risk of bleeding.
Argatroban
antiplatelet agents
EFFECT
Argatroban_ddi.xml
DDI-DrugBank.d148.s6
DDI-DrugBank.d148.s6.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.
clofibrate
methylphenidate
NONE
Anisindione_ddi.xml
DDI-DrugBank.d64.s87
DDI-DrugBank.d64.s87.p638
Azithromycin had no significant impact on the Cmax and AUC of zidovudine, although it significantly decreased the zidovudine tmax by 44% and increased the intracellular exposure to phosphorylated zidovudine by 110%.
Azithromycin
zidovudine
MECHANISM
11210404.xml
DDI-MedLine.d105.s7
DDI-MedLine.d105.s7.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
valproate
MECHANISM
Carbamazepine_ddi.xml
DDI-DrugBank.d94.s11
DDI-DrugBank.d94.s11.p41