Topical therapies are any psoriasis treatment that’s applied on the skin. Absorption into the bloodstream and effects elsewhere in the body are minimal. Common topical treatments include:
Corticosteroids (such as hydrocortisone, fluocinonide, or triamcinolone), moisturizers, anthralin, calcipotriene, calcitriol, coal tar, tacrolimus, and tazarotene
Ultraviolet light (phototherapy)