I Get Really Sweaty Fingertips And Hands Even When I'm Cold, What Can I Do To Stop This? I Have To Do Scottish Dancing Next Week And I Have To Hold People's Hands, Its Going To Be So Embarrassing, Please Help :S

I have used Botox and similar products for sweating, worked great. My doctor used to use something else on my hands, can not recall what it was called but it was covered with benefits where as the botox was not