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Med Rx.

Terbinafine Hydrochloride interactions

Checked as Terbinafine in this data source.

Full monograph for Terbinafine HydrochlorideCheck it against another medicine

Medicines

387 documented

Medicines documented to interact with Terbinafine Hydrochloride, worst severity first.
MedicineSeverityMechanismEffectSources
Dextromethorphan + BupropionMajorMetabolism · UnknownCoadministration with potent CYP450 2D6 inhibitors (e.g., quinidine, terbinafine) may significantly increase the plasma concentrations of dextromethorphan in…2 documented mechanisms46 sources — open the full entry
Dextromethorphan + Phenylephrine + TriprolidineMajorMetabolismCoadministration with potent CYP450 2D6 inhibitors (e.g., quinidine, terbinafine) may significantly increase the plasma concentrations of dextromethorphan in…46 sources — open the full entry
Dextromethorphan + Pseudoephedrine + TriprolidineMajorMetabolismCoadministration with potent CYP450 2D6 inhibitors (e.g., quinidine, terbinafine) may significantly increase the plasma concentrations of dextromethorphan in…46 sources — open the full entry
Dextromethorphan HydrobromideMajorMetabolismCoadministration with potent CYP450 2D6 inhibitors (e.g., quinidine, terbinafine) may significantly increase the plasma concentrations of dextromethorphan in…46 sources — open the full entry
Dextromethorphan Hydrobromide + GuaifenesinMajorMetabolismCoadministration with potent CYP450 2D6 inhibitors (e.g., quinidine, terbinafine) may significantly increase the plasma concentrations of dextromethorphan in…46 sources — open the full entry
Dextromethorphan PolistirexMajorMetabolismCoadministration with potent CYP450 2D6 inhibitors (e.g., quinidine, terbinafine) may significantly increase the plasma concentrations of dextromethorphan in…46 sources — open the full entry
Diphenhydramine + Dextromethorphan + LevomentholMajorMetabolismCoadministration with potent CYP450 2D6 inhibitors (e.g., quinidine, terbinafine) may significantly increase the plasma concentrations of dextromethorphan in…46 sources — open the full entry
Guaifenesin + Dextromethorphan + MentholMajorMetabolismCoadministration with potent CYP450 2D6 inhibitors (e.g., quinidine, terbinafine) may significantly increase the plasma concentrations of dextromethorphan in…46 sources — open the full entry
LeflunomideMajorSynergyThe recent, concomitant, or subsequent use (without the recommended leflunomide washout period or procedure) of other agents known to induce hepatotoxicity may…3 sources — open the full entry
Tamoxifen CitrateMajorMetabolismChronic coadministration of potent or moderate CYP450 2D6 inhibitors including certain antidepressants may reduce the effectiveness of tamoxifen. The proposed…35 sources — open the full entry
Valbenazine TosylateMajorMetabolismCoadministration with a strong CYP450 2D6 inhibitor may increase the exposure of (+)-alfa-dihydrotetrabenazine, the active metabolite of valbenazine, which may…2 sources — open the full entry
Vortioxetine HydrobromideMajorMetabolismCoadministration with potent inhibitors of CYP450 2D6 may significantly increase the plasma concentrations of vortioxetine, which is primarily metabolized by…9 sources — open the full entry
AbametapirModerateMetabolismBased on in vitro inhibition data, a single topical application of abametapir lotion may increase plasma concentrations of drugs that are substrates of CYP450…1 sources — open the full entry
AlpelisibModerateMetabolismCoadministration with alpelisib may decrease the plasma concentrations and therapeutic effects of drugs that are substrates of CYP450 2C9, such as warfarin…36 sources — open the full entry
AminophyllineModerateMetabolismThe coadministration of terbinafine and theophylline may result in elevated plasma concentrations of the latter. The exact mechanism is unknown but may involve…2 sources — open the full entry
Amiodarone HydrochlorideModerateMetabolismInhibitors of CYP450 2C9 and 3A4 may increase the systemic exposure to terbinafine. Although clinical data are lacking, amiodarone and ketoconazole may also…4 sources — open the full entry
Amitriptyline HydrochlorideModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Amitriptyline Hydrochloride + ChlordiazepoxideModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
ApalutamideModerateAbsorption · MetabolismCoadministration with apalutamide may decrease the plasma concentrations and therapeutic effects of drugs that are substrates of CYP450 3A4, 2C9, 2C19, breast…5 sources — open the full entry
AripiprazoleModerateMetabolismCoadministration with inhibitors of CYP450 3A4 and/or 2D6 may increase the plasma concentrations of aripiprazole, which is primarily metabolized by these…5 sources — open the full entry
Atomoxetine HydrochlorideModerateMetabolismCoadministration with drugs that are inhibitors of CYP450 2D6 may increase the plasma concentrations of atomoxetine, which is primarily metabolized by the…3 sources — open the full entry
Bimatoprost + TimololModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Brimonidine Tartrate + Timolol MaleateModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Brinzolamide + TimololModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
CarvedilolModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Chloroquine PhosphateModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Chlorpromazine HydrochlorideModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Clomipramine HydrochlorideModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
ClozapineModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
DarifenacinModerateMetabolismCoadministration with inhibitors of CYP450 2D6 and/or 3A4 may increase the plasma concentrations of darifenacin, which is a substrate of these isoenzymes.2 sources — open the full entry
Dorzolamide + TimololModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Doxepin (Oral)ModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Doxepin (Topical)ModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Duloxetine HydrochlorideModerateMetabolismCoadministration with inhibitors of CYP450 2D6 may increase the plasma concentrations of duloxetine, which is partially metabolized by the isoenzyme…3 sources — open the full entry
EfavirenzModerateSynergyCoadministration of efavirenz with other agents known to induce hepatotoxicity may potentiate the risk of liver injury. Efavirenz has been associated with…7 sources — open the full entry
EnzalutamideModerateMetabolismCoadministration with enzalutamide may decrease the plasma concentrations of drugs that are substrates of CYP450 3A4, 2C9, 2C19, and/or P-glycoprotein (P-gp)…4 sources — open the full entry
Epirubicin HydrochlorideModerateSynergyThe concomitant or sequential use of epirubicin with agents known to induce hepatotoxicity may potentiate the risk of liver injury. Epirubicin undergoes…4 sources — open the full entry
Fesoterodine FumarateModerateMetabolismCoadministration with inhibitors of CYP450 2D6 may increase the plasma concentrations of fesoterodine's active metabolite, 5-hydroxymethyl tolterodine, which…2 sources — open the full entry
Flecainide AcetateModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
FluconazolebaseOphthalmicModerateMetabolismInhibitors of CYP450 2C9 and 3A4 may increase the systemic exposure to terbinafine. Although clinical data are lacking, amiodarone and ketoconazole may also…4 sources — open the full entry
Fluoxetine HydrochlorideModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Fluphenazine + NortriptylineModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…2 documented mechanisms8 sources — open the full entry
Fluphenazine DecanoateModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Fluvoxamine MaleateModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
HaloperidolModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
Imipramine HydrochlorideModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry
KetoconazoleModerateMetabolismInhibitors of CYP450 2C9 and 3A4 may increase the systemic exposure to terbinafine. Although clinical data are lacking, amiodarone and ketoconazole may also…4 sources — open the full entry
Ketoconazole + Zinc Pyrithione + AleoveraModerateMetabolismInhibitors of CYP450 2C9 and 3A4 may increase the systemic exposure to terbinafine. Although clinical data are lacking, amiodarone and ketoconazole may also…4 sources — open the full entry
L-AsparginaseModerateSynergyConcomitant use of asparaginase with other hepatotoxic agents may potentiate the risk of liver injury. Hepatomegaly, acute severe hepatotoxicity, and fatal…13 sources — open the full entry
Labetalol HydrochlorideModerateMetabolismCoadministration with terbinafine may increase the plasma concentrations of drugs that are substrates of the CYP450 2D6 isoenzyme. The mechanism is decreased…8 sources — open the full entry

Conditions

Conditions in which Terbinafine Hydrochloride needs care, as documented in this source.