<prompt> Calcipotriene is aVitamin A analogueVitamin B analogueVitamin C analogueVitamin D analogue  <response>: A topical vitamin D analogue calcipotriene and a retinoid tazarotene are also efficacious in the treatment of limited psoriasis and have largely replaced other topical agents such as coal tar, salicylic acid, and anthralin. Ref: Harrison 19e pg: 348 