Safety and Efficacy Study of Botulinum Toxin Type A to Treat Glabellar Lines

Inclusion Criteria: * Adults aged between 18 and 75 years with glabellar facial lines of at least moderate severity at maximum frown by investigator's assessment. * Women of childbearing potential must have a negative serum pregnancy test at screening Exclusion Criteria: * Patients with an inability to substantially lessen glabellar lines by physically spreading them apart. * Concurrent therapy that, in the investigator's opinion, would interfere with the evaluation of the safety or efficacy of the study medication * Patients with an anaphylactic response history to botulinum toxin type A. * Patients who have been administered botulinum toxin type A within the previous 6 months. * Pregnant or lactating women. * Participation in any research study involving drug administration within 90 days preceding enrollment.