A lot of small pimples on the arm need to be treated according to the specific causes, such as allergy, folliculitis, keratosis pilaris, etc., should be clearly diagnosed to take appropriate treatment.
1. Allergy: If the patient comes into contact with allergy-prone substances, eczema and atopic dermatitis will be induced, resulting in localized pimples and erythema, which are mistaken for acne on the arms, and need to take anti-allergy treatments such as ibrastine, loratadine, and glucocorticoid ointments such as dieldieldrin ointment.
2. Folliculitis: If the patient’s arm hair follicles due to sebaceous gland secretion caused by blockage, or contact with bacteria, will induce folliculitis, resulting in a lot of small pimples on the arm phenomenon, need to use antibiotic ointment coated, such as mupirocin ointment, gentamycin ointment, etc., and at the same time to do a good job of local care, avoid scratching.
3. Keratosis Pilaris: Keratosis Pilaris can also cause a lot of small pimples on the arm phenomenon, usually without special treatment, if it affects the aesthetic, you can choose to use Vitamin A acid cream, salicylic acid, urea ointment and other drugs to smear.
There are many other causes of small acne on the arm, it is recommended that the patient can consult a doctor in a timely manner, after a clear diagnosis to take standardized treatment, to avoid blindly using their own medication.