A Study to the Assess the Change in Condition and Adverse Events of OnabotulinumtoxinA X Injection in Adult Participants With Glabellar Lines

Inclusion Criteria: * Participant has sufficient visual acuity without the use of eyeglasses (contact lens use is acceptable) to accurately assess their facial lines, in the opinion of the investigator. * Participant has moderate or severe GL at maximum frown. Exclusion Criteria: * History of known immunization to any botulinum toxin serotype. * History of known hypersensitivity to any botulinum toxin serotype, or any other constituents of the study drug or its excipients, and/or other products in the same class. * Presence or history of any medical condition that may place the participant at increased risk following exposure to OnabotulinumtoxinA X or interfere with the study evaluation, including: * Diagnosed myasthenia gravis, Lambert-Eaton syndrome, amyotrophic lateral sclerosis, or any other significant disease that might interfere with neuromuscular function. * Facial nerve palsy. * Infection or dermatological condition at the site of study drug injection.