The treatments for bad breath mainly include general treatment, medication, injection of botulinum toxin and surgical treatment and so on. 1. General treatment: the formation of bad breath is related to the abnormal structure of sweat glands in the armpit, and not paying attention to hygiene will aggravate the symptoms of bad breath, so we should pay attention to keep the skin clean in daily life, and do change clothes and wash it diligently. 2. medication: bad breath, also known as armpit odor, secretion of sweat will have a special odor, so the local topical application of some of the antiperspirant aromatic drugs, can improve the symptoms of bad breath, such as urotropin solution, formaldehyde solution and so on. 3. Botulinum toxin injection: Botulinum toxin type A injected into the armpits can inhibit the secretion of sweat glands, which to some extent can improve the symptoms of bad breath, but the maintenance time is short, and it needs to be injected again after an interval of about six months. 4. Surgery: removing the sweat glands in the armpit is the main means of curing bad breath, and for severe symptoms and bad breath that is difficult to control with medication, surgery is needed as soon as possible. Due to the different clinical manifestations of each person and the different needs of individuals, so the treatment will have certain changes, the medication should be under the guidance of the doctor.