Problem by : How prolonged does it consider for Zithranol(Anthralin) to kick in for Alopecia Areata? I am taking the encapsulated cream, 1.2%, and I have been employing it for virtually a week now. I have Alopecia Areata, and I wa sjus twondering how extended prior to the cream begins kicking in? p.s., I experienced already recovered from Alopecia just before, but due to cigarette smoking cigarettes and stresss my hair fell again out once more. Best answer: Solution by curatorThis is a issue for the dermatologist who prescribed it. Even if it commenced developing hair on the first day you utilised it, It will take time for the hairs to display up at the surface area. I would probably give it two months just before calling it a failure. What do you think? Answer underneath!