Overview
The objective of the study is to evaluate the efficacy and safety of a single dose of QM1114-DP compared to placebo for the treatment of moderate to severe LCL.
Eligibility
Inclusion Criteria:
- Male or female 18 years of age or older.
- Moderate to severe LCL at maximum smile as assessed by the Investigator.
- Moderate to severe LCL at maximum smile as assessed by the subject.
Exclusion Criteria:
- Previous use of any Botulinum toxin treatment in facial areas within 9 months prior to study treatment.
- Female who is pregnant, breast feeding, or intends to conceive a child during the study.
- Known allergy or hypersensitivity to any component of the investigational product (QM1114-DP) or any botulinum toxin serotype.