The causes of excessive sweating can be due to anxiety, inherited condition, obesity or illness. However, in most cases, the cause is simply unknown. What treatments are available to stop sweating? Treatment options include antiperspirants, deodorants, sweat pads, medications (propranolol, robinul), BOTOX® injections and surgery. To get rid of armpit sweating is difficult but luckily BOTOX® injection treatments DO WORK and GUARANTEED to stop sweating.