A Study to Evaluate AI-09 In Participants With Glabellar Lines

This is a Phase 2, multicenter, out-patient, prospectively randomized, double-blind, vehicle-controlled, multi-center clinical study to evaluate the efficacy, safety, and tolerability of AI-09, a Ready-to-Use Liquid Injectable Botulinum Toxin, administered to participants with glabellar lines. The study is designed as a single dose study evaluating AI-09 at a dose of versus Vehicle.