If you or your child suffers from excessive sweating of the underarms, you may be eligible to participate in this research study. All participants will receive the study medication, BOTOX® for the duration of the study. Participants may also be compensated for their participation, time, and travel.

Eligibility Requirements

• Ages 13 - 17 Years, male or female (not breastfeeding or pregnant).
  
• Have axillary hyperhidrosis (excessive armpit sweating) without an underlying medical cause.
  
• Subjects will be seen at Northwestern Hospital in downtown Chicago, located at 675 N St. Clair Street 19th Fl, Chicago, IL 60611.
  
• If interested please contact (312) 695-0281 or (312) 695-0287.
  
• PI: Murad Alam, MD IRB #1253-008