General Information SolvEasy Tinea Spray is an easy to use and effective weapon against Athlete’s Foot. The active ingredient in SolvEasy Tinea Spray, terbinafine hydrochloride, remains in the skin and continues to fight infection for more than 7 days after application ceases. Ingredients Terbinafine hydrochloride 1% w/w Directions Clean and dry the affected area thoroughly. Apply SolvEasy Tinea Spray once daily, for one week to the affected area and the surrounding skin. If the infection is on the sole of your foot, use for 2 to 4 weeks. The active ingredient in SolvEasy Tinea Spray remains in the skin and continues to fight infection for more than 7 days after application ceases. Do not use soap as soap may further irritate your skin. Cleanse with a soap alternative.