Botox can relax nasal flare by treating the alar muscles
https://www.scribd.com/document/1008421480/Skin-Smoothing-Injections-Botox-for-a-Refined-Texture-201965
Botox can relax nasal flare by treating the alar muscles, refining the nasal base subtly and complementing rhinoplasty or filler results in selected cases.