A feeling of warmth, burning, pruritus, dryness, scaling or slight stinging may occur following application. The following additional adverse experiences were reported in approximately 1% or less of patients: skin irritation, burning/stinging, erythema, sunburn, and acne flares. Most reactions occurred within 1 month of the initiation of therapy and were generally observed to resolve with continued use of the product or temporary adjustment of the treatment schedule.