Optimal 0.025% Gel is a prescription medication containing Tretinoin USP (0.25mg/1gm). This 30-gram gel formulation is manufactured by Pharma International and requires a medical prescription for dispensing. This product contains tretinoin as the active ingredient in a gel base. The concentration is 0.025% (0.25mg/1gm). It is a prescription-only medication that must be used under medical supervision. The package size is 30 grams.