Mask allergy face a lot of small bumps is mainly due to allergic dermatitis, should be timely detached from the allergen, and under the guidance of a professional doctor, the use of oral or topical application of drugs treatment. 1. timely detachment from allergens: for the mask allergic people, can be replaced by the mask liner method, to avoid direct contact between the mask and the skin, and in non-essential cases to reduce the number of outings, reduce the wearing of masks. 2. Oral medication: Oral antihistamines, such as cetirizine, loratadine, chlorpheniramine, etc., can be taken under the guidance of a professional doctor to inhibit the allergic reaction and alleviate allergic symptoms. 3. Topical application of drugs: you can use saline to wash the skin, and then follow the doctor’s instructions to apply glucocorticoid cream treatment, such as compound dexamethasone cream, Dinaid ointment, etc., can play a role in relieving the symptoms of the small bumps. In conclusion, if the mask allergy face a lot of small bumps, it is recommended to reduce the wearing of masks away from the allergen, and pay attention to avoid scratching the small bumps, so as not to lead to ulceration, infection. At the same time, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor symptomatic treatment, do not self-medication.