他扎羅汀產品是Tazarotene is a selective retinoic acid receptor (RAR) agonist for the treatment of plaque psoriasis, acne vulgaris and photoaging. Tazarotene?induces the expression of?tazarotene-induced gene 3 (TIG3), a tumor suppressor gene. In psoriasis,?tazarotene?normalizes abnormal keratinocyte differentiation and reduces their hyperproliferation.