Fox odor is armpit odor, boys with armpit odor can be treated by general treatment, botulinum toxin injection, surgery. 1. General treatment: armpit odor is usually due to the secretions of the top secretory glands in the armpits are decomposed by bacteria and produce an unpleasant odor, which can be maintained by keeping the armpits dry and clean, and using topical antiperspirant. 2. Botulinum toxin injection: Botulinum toxin can be injected under the operation of doctors for armpit odor, which can inhibit the release of acetylcholine, thus inhibiting the secretion of sweat and reducing the odor. 3. Surgery: when the symptoms are serious, you can go to regular hospitals for surgical treatment, and you can cooperate with your doctor to choose the tiny incision surgical treatment to remove the sweat glands, so as to improve the symptoms of bad breath. If the situation of armpit odor, it is recommended that patients go to the hospital in a timely manner, under the guidance of the doctor for treatment.