IRVINE, Calif., Sept. 11, 2024 /PRNewswire/ -- Allergan Aesthetics, an AbbVie (ABBV) company, today announced that BOTOX ® Cosmetic (onabotulinumtoxinA) is now available for the treatment of masseter ...

Botox can cause temporary redness, swelling, tenderness, or bruising at the injection site. You may get flu-like symptoms like fever, body aches, or nausea after Botox. Botox may cause headaches, ...