Terbinafine, an allylamine antifungal ... Discontinue if hepatic injury, progressive skin rash (eg, Stevens-Johnson syndrome, toxic epidermal necrolysis, DRESS), taste/smell disturbances, severe ...

Seven of the patients had received standard doses of the antifungal terbinafine -- brand name Lamasil -- for 14 to 42 days, with no improvement in their rashes. DNA analysis found several ...