A Phase 2 Study to Evaluate the Safety and Efficacy of Co-Reconstituted TrenibotulinumtoxinE and OnabotulinumtoxinA for the Treatment of Moderate to Severe Upper Facial Lines in Adults

Inclusion Criteria: * For glabellar lines (GL) indication: participant must have moderate or severe GL at maximum furrow as assessed by both the investigator and participant using the AGLSS at Screening and Baseline (Day 1) visits. * Participant must be in good health as per investigator's judgment based on medical history, physical examination, vital sign measurements, 12-lead electrocardiogram (ECG) parameters, clinical laboratory evaluations, and neurological assessment. * In the investigator's opinion, participant must not have a condition or be in a situation that may put the participant…