Background several formulations of botulinum toxin serotype a bont a for aesthetic indications are available with numbers likely to increase preparations are not interchangeable based on dose unit comparisons. Three bont a formulations are available in the united states for aesthetic uses namely abobotulinumtoxina dysport botox and incobotulinumtoxina xeomin. Safety of botulinum toxin in aesthetic medicine berthold rzany hendrik zielke pages 119 125 combination therapy the microlift procedure mauricio de maio pages 127 136 back matter pages 137 137 pdf about this book keywords botox dysport aesthetic medicine brow lift complications forehead nasolabial folds therapy . Botulinum toxin in aesthetic medicine hardcover written by two renowned experts this book surveys the use of botulinum toxin a in aesthetic