Fungal infections:

Indications for: Terbinafine Tablets

Onychomycosis of the toenail or fingernail due to tinea unguium.

Adult Dosage:

250mg once daily for 6 weeks (fingernail) or 12 weeks (toenail).

Children Dosage:

Not established.

Terbinafine Tablets Contraindications:

Chronic or active liver disease.

Terbinafine Tablets Warnings/Precautions:

Onychomycosis: confirm diagnosis with nail specimen. Perform LFTs prior to and periodically during treatment. Discontinue if hepatic injury, progressive skin rash (eg, Stevens-Johnson syndrome, toxic epidermal necrolysis, DRESS), taste/smell disturbances, severe neutropenia (neutrophils ≤1000 cells/mm3), thrombotic microangiopathy occur, or if lupus erythematosus is suspected. Monitor CBCs if immunodeficient. Renal impairment (CrCl <50mL/min). Pregnancy (Cat.B), nursing mothers: not recommended.

Terbinafine Tablets Classification:

Allylamine antifungal.

Terbinafine Tablets Interactions:

Antagonized by rifampin. May be potentiated by cimetidine or CYP2C9 and CYP3A4 inhibitors (eg, fluconazole, ketoconazole, amiodarone). May potentiate caffeine or drugs metabolized by CYP2D6 (eg, tricyclic antidepressants, SSRIs, beta-blockers). May antagonize cyclosporine.

Adverse Reactions:

Headache, diarrhea, rash, dyspepsia, liver enzyme abnormalities, pruritus, taste disturbances, nausea, abdominal pain, flatulence, urticaria; hepatotoxicity, depressive symptoms, smell disturbances.


Formerly known under the brand name Lamisil.

How Supplied:

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