
Botox® (onabotulinumtoxinA)
Key specs
- Targets platysma muscle to relax vertical neck bands and dynamic horizontal lines
- Dose planning differs from facial Botox — neck anatomy requires conservative units to preserve swallowing and natural movement
- Onset 3-7 days; peak effect at 2 weeks; duration 4-6 months typical
- Often combined with HA filler for static crease smoothing in the same session





