Botox is an excellent way to treat underarm hyperhidrosis. Exercise/lifting weights does not reduce the effectiveness or longevity of Botox. Some patients need more Botox to maintain this area in a similar way that some patients need more units injected into the face. For the best results pl...
I recommend you see a neurologist to determine the cause of your facial droop. It sounds unlikely that it could be from the Botox one month later. Please let me know what the neurologist suggests.