Recombinant botulinum toxin type A (Lepujt)

Primary objectives: To evaluate the safety and tolerability of recombinant botulinum toxin type A for injection in study participants with moderate and severe glabellar lines. Secondary objectives: (1) To evaluate the immunogenicity of recombinant botulinum toxin type A for injection in study participants with moderate and severe glabellar lines; (2) To evaluate the preliminary efficacy of recombinant botulinum toxin type A for injection in study participants with moderate and severe glabellar lines.