The small white blisters on the face are generally referred to as small blisters. There are many diseases that cause small blisters on the face and need to be treated according to the specific disease, common diseases include herpes simplex, eczema, contact dermatitis, etc. 1. Herpes simplex: mainly caused by viral infection alone, the lesions are limited clusters of small blisters. Treatment can be oral acyclovir, valacyclovir or famciclovir, and topical acyclovir cream for antiviral treatment; 2. Eczema: often surface as small papules, papules, and small blisters, and fused into patches, often accompanied by significant itching. The treatment can be oral loratadine or cetirizine hydrochloride, topical zinc oxide cream, pimecrolimus cream treatment, severe cases can be short-term topical glucocorticoid cream; 3, contact dermatitis: inflammatory reaction that occurs after direct contact between the skin and external animal, plant or chemical irritants or allergens. It is necessary to find the cause, remove the suspected irritant or allergen in time, and carry out anti-allergy and anti-inflammatory treatment, commonly used drugs including antihistamines, glucocorticoids, etc. It is best not to use cosmetics in the near future and to keep the skin clean. The above drugs need to be used under the guidance of professional doctors. If the situation is difficult to control, you need to go to the hospital for examination in time to clarify the cause and then treat the symptoms. Try to reduce the intake of fried and spicy food.