Vitamin A acid ointment has the effect of regulating the normal keratinization of epidermal cells and promoting the renewal of the epidermis; it can dissolve the keratin plugs and improve the keratinization of the follicular opening.
Vitamin A acid ointment has the function of regulating the mitosis of epidermal cells, promoting the renewal of the epidermis, and can exfoliate the cuticle of the skin. It can be used for psoriasis, ichthyosis, lichen planus, linear moss and so on.
It also has a therapeutic effect on some viral infections that cause skin proliferative diseases, such as common warts, flat warts, filiform warts and so on.
Retinoic acid ointment can also dissolve keratin plugs and improve keratinization of the follicular opening. It can generally treat acne and perifollicular keratosis.
Vitamin A ointment has side effects such as local dryness and skin tingling after use, and needs to be regulated under medical supervision according to the indications.