Neck acne should be selected according to the cause of the ointment, such as acne, you can use adapalene gel, retinoic acid ointment; such as folliculitis, you can use erythromycin ointment, mupirocin ointment; such as herpes, you can use acyclovir ointment, penciclovir ointment and other medications; such as allergic diseases, you can use florasone cream, dexamethasone ointment and other ointments.
1. Acne: Excessive secretion of androgen, hyperkeratosis of follicular ducts, and propagation of Propionibacterium folliculorum can lead to acne in the neck. You can use topical anti-acne medications such as adapalene gel and retinoic acid cream, and you can also combine them with antibiotics such as fusidic acid cream and erythromycin cream for treatment.
2. Folliculitis: Bacterial infections cause inflammatory reactions in hair follicles, which can also cause neck acne, accompanied by redness, swelling, pain and other inflammatory reactions, which can be treated with topical antibiotics such as erythromycin ointment, mupirocin ointment and other antibiotics.
3. Herpes: Herpes simplex, herpes zoster and other diseases can also cause neck acne, you can use acyclovir ointment, penciclovir ointment and other antiviral ointment.
4. Allergic diseases: such as eczema, drug rash, contact dermatitis can also lead to neck acne, you can use topical florazepam cream, dexamethasone ointment and other glucocorticoid drugs.
There may be other reasons for neck acne, you need to go to the hospital first to check, clear diagnosis, drugs need to be used under the guidance of a professional doctor.