Red bumps on the neck are mostly caused by allergies or infections, according to different reasons to choose different treatment programs, such as allergies can be topical hormones or oral antihistamines, infections can be topical or oral antibiotics. If it is formed by allergic factors, such as atopic dermatitis. Generally, topical glucocorticoid creams can be applied, such as topical hydrocortisone butyrate cream or Dinaid cream, and some oral antihistamines can be taken at the same time. If these red bumps are due to infection and form folliculitis or localized boils, you need to apply antibiotics, such as topical fusidic acid cream, or mupirocin ointment, etc., and in serious cases, oral clindamycin and other drugs. It is recommended to go to the hospital to be examined by the doctor and given treatment, do not use drugs on their own, so as not to delay the condition.