A double-blind, randomized, comparative study of two type A botulinum toxins in the treatment of primary axillary hyperhidrosis.

Background: Botulinum toxin (BTX) is an effective treatment for primary axillary hyperhidrosis. In this study we used two toxins not bioequivalent: BOTOX (Allergan, Inc.) and Dysport (Beaufour Ipsen Biotech).