Broken pimples can usually be applied metronidazole gel. The main ingredient of metronidazole gel is metronidazole, which has a powerful antibacterial effect on most anaerobic bacteria, and is mainly used in the treatment of impetigo, inflammatory papules and rosacea erythema, pimples are related to acne bacillus infections, and the topical application of metronidazole gel after squeezing can have an anti-inflammatory and bactericidal effect. How to use: morning and evening after cleaning the face, metronidazole gel coated in the affected area, to be metronidazole gel after drying out, and then topical application of a layer of 15% azelaic acid, compared to metronidazole gel, it can help the metabolism of the waste substrate, and balance the normal secretion of the facial oil, combined with metronidazole gel, to be able to better acne effect, and to help eliminate the acne marks. If the pimple is not in the triangle area, after squeezing, the pus inside can be completely removed with cotton swabs or other disinfectant items, and after removal, the local area can be disinfected with iodophor disinfectant, which may cause infections if it is not handled in a timely manner. Some patients are sensitive to the ingredients in metronidazole, and are prone to allergic reactions after application, such patients should avoid using it, in addition, when applying the note should avoid applying too much locally, so as not to irritate the skin. Patients who wish to be treated should go to the dermatology department of a regular hospital in a timely manner and under the guidance of a specialist physician to avoid delaying their condition.