If you accidentally break a pimple in the triangle area, you should do a good job of anti-infection treatment, which can be carried out through topical drugs, oral medication, skin care and other ways of treatment. 1. Topical medication: commonly used anti-infective drugs include povidone-iodine solution, you can use povidone-iodine solution for local disinfection, but also can be used externally fusidic acid, mupirocin ointment coating, to achieve the effect of anti-infection. 2. Oral medication: If there is oozing and pus in the wound, oral antibiotics such as amoxicillin and cefixime can be used. 3. Skin care: keep the affected area dry and clean, avoid excessive contact with water, and do not remove the scabs to prevent the infection from worsening. It is recommended to go to the hospital if necessary, under the guidance of the doctor for treatment or processing, the above drugs need to be used in accordance with medical advice.