Removing bad breath can be treated by topical medications, physical therapy and surgery. 1. Topical medication: For patients with mild bad breath, apply potassium permanganate solution and neomycin solution under the armpits as prescribed by the doctor to stop sweating and inhibit bacterial reproduction, which can alleviate the symptoms of bad breath. But external drugs can not cure bad breath. 2. Physical therapy: such as laser hair removal, high-frequency electroacupuncture, radio frequency microneedling and so on. Laser hair removal can produce a photothermal effect on the skin and subcutaneous tissue, destroying the hair follicles and sweat glands, to remove the effect of bad breath. High-frequency electroacupuncture, radiofrequency microneedling is the use of electrothermal effect to destroy sweat glands and hair follicles, and then remove bad breath. 3. Surgery: It can completely destroy the sweat glands and cure the effect of bad breath. At present, the most commonly used procedure is minimally invasive excision, which has the advantages of small trauma and fast recovery. If you want to get rid of bad breath, it is recommended to actively go to the hospital, according to their own specific circumstances, comprehensive judgment, and follow the doctor’s instructions to choose the appropriate treatment.