Revance Therapeutics, Inc. will soon launch what could become a fierce competitor to AbbVie Inc.'s blockbuster neuromodulator, Botox (onabotulinumtoxinA), in a phased roll out. The newly approved botulinum toxin has a longer duration of efficacy, with support from Phase III data showing some patients were able to maintain results for six months, versus three to four months with existing treatments.
The US Food and Drug Administration approved Daxxify (daxibotulinumtoxinA) on 7 September for the temporary improvement in the appearance of...








