Adapalene
A medication primarily used in the treatment of acne, belonging to the retinoid class derived from vitamin A. It modulates cellular differentiation, keratinization, and inflammatory processes, which are crucial in acne pathogenesis, and is available in various forms such as gels, creams, and lotions. Adapalene is targeted at individuals suffering from acne, including both over-the-counter and prescription options depending on the concentration.