Discontinue use if irritation or sensitization develops. Salicylate toxicity. Avoid use on open wounds or broken area, inflamed or normal skin around warts & on large skin area. Avoid contact w/ eyes, face, genitals & mucous membranes. Large amounts & extensive prolonged use. Concomitant use w/ benzoyl peroxide, topical retinoids; abrasive soaps & cleansers; exfoliating cosmetics or soaps; hydroquinone; protein-bound drugs; alcohol-containing prep. Pregnancy & lactation. Childn 2-12 yr. Elderly. 20% oint: Not to be used on moles, birthmarks, hairy warts, genital/anal warts.