1. Kwa ziphuphu zosazolowereka, ichthyosis ndi abnormal psoriasis
2. Anti-keratosis mankhwala.
3. Zomwe zimatchedwanso retinoic acid ndi retinoic acid, vutoli ndilo gawo lapakati la vitamini A m'thupi, lomwe limakhudza kwambiri kukula kwa mafupa ndi kagayidwe ka maselo a epithelial, ndipo imakhala ndi zotsatira zolimbikitsa kukula kwa maselo a epithelial ndi keratolysis. .