Sores on the mouth and nose can be seen in folliculitis, herpes virus infection and other diseases, according to the different causes of anti-infection treatment. 1. Bacterial infection of the skin follicles of the mouth and nose will trigger follicular inflammation, which is manifested by local skin congestion, redness, swelling, elevation, pus and other symptoms. Mupirocin cream can be applied locally for anti-infection treatment, and if the infection is serious, it can be combined with oral antibiotic treatment, such as roxithromycin capsules. 2. Herpes virus infection of the skin tissues of the mouth and nose will be manifested as scattered blisters on the surface of the skin, with congestion of the surrounding skin, and oozing and crusting when the blisters burst. Apply acyclovir cream locally on the skin, and if infection occurs, it can be combined with anti-infection treatment such as amoxicillin. 3. During the treatment period, keep the local skin clean and dry, and eat a light and digestible diet. If you have any of the above conditions, you need to consult the ENT department to clarify the cause of the disease and follow the doctor’s instructions.