The U.S. FDA’s approval of Revance Therapeutics Inc.’s Daxxify (daxibotulinumtoxinA-lanm) for the temporary improvement of moderate to severe glabellar lines, or frown lines, in adults, positioned the drug to compete with Abbvie Inc.’s blockbuster, Botox (onabotulinumtoxinA), which tallied $678 million in global net revenues for the second quarter of 2022.