Safety and Efficacy of an Anticholinergic Agent for Treatment of Primary Axillary Hyperhidrosis

Inclusion Criteria: * Healthy volunteers with primary axillary hyperhidrosis * Poor quality of life rating on the Hyperhidrosis Disease Severity Scale (score of 3 or 4) * Has a baseline gravimetric measurement of spontaneous resting sweat production of ≥100 mg/10 min at room at room temperature in at least one axilla * Meets at least two of the following criteria (self-reported): * sweating is bilateral and symmetrical * excessive sweating impairs daily activities * subject experiences at least one sweating episode per week * excessive sweating onset was earlier than age 25 years * has a positive family history for excessive sweating * cessation of sweating during sleep