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 objective numerous myths and misconceptions regarding the use of bont a for aesthetic indications have arisen which this review aims to lay to rest. The use of botulinum toxin a bont a in aesthetic medicine has increased markedly since the first applications in this setting during the mid 1980s 12 current aesthetic uses of bont a include treating glabellar lines forehead wrinkles periorbital and perioral lines platysmal bands horizontal neck lines and the masseter among many other applications 34 accurate figures for the extent . 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 type a bta can be used for facial aesthetics the 3 currently available bta types include onabotulinumtoxina botox botox cosmetic allergan irvine ca abobotulinumtoxina dysport ipsen ltd berkshire uk and incobotulinumtoxina xeomin merz pharmaceuticals frankfurt ger