Vita-acid cream can be used to remove blackheads, the effect of medication varies from person to person, the specific use of medication as prescribed by the doctor. Vita-acid cream is mainly used for acne vulgaris and keratosis pilaris. The drug can promote the renewal of epidermal cells, and regulate their proliferation and differentiation, so that the keratinocytes loose and easy to fall off, conducive to the removal of acne and inhibit the formation of new acne. Blackheads are a kind of acne, so Vitamin A cream can be used for the treatment of blackheads, the specific therapeutic effect varies from person to person. It is contraindicated in people who are allergic to the product, patients suffering from acute or subacute dermatitis, eczema skin diseases and pregnant women, and should be used with caution in children. Adverse reactions such as erythema, swelling, increased or decreased pigmentation, flaking and crusting may occur at the site of application. Avoid sunlight at the site of application. Specific use of the drug should be under the guidance of a specialist, not unauthorized use of drugs.