Study to Evaluate the Safety and Efficacy of IPN59011 in Improving the Appearance of Moderate to Severe Upper Facial Lines.

Inclusion Criteria: * Provision of written informed consent prior to any study related procedures. * Female and male subjects between 18 and 65 years of age, inclusive (for dose escalation females only) * Moderate or severe (Grade 2 or 3) GL at maximum contraction at Baseline, as assessed by the ILA using a validated 4-point photographic scale. * Moderate or severe (Grade 2 or 3) GL at maximum contraction at Baseline, as assessed by the SSA using a validated 4-point categorical scale. * Moderate or severe (Grade 2 or 3) Forehead Lines (FHL) at maximum contraction and moderate to severe GL at maximum contraction at Baseline or moderate to severe (Grade 2 or 3) Lateral Canthal Lines (LCL) at maximum contraction (Stage as assessed by the ILA using a validated 4-point photographic scale). * Moderate or severe (Grade 2 or 3) FHL at maximum contraction and moderate to severe GL at maximum contraction at Baseline and moderate to severe (Grade 2 or 3) LCL at maximum contraction (Stage as assessed by the ILA using a validated 4-point photographic scale). * Moderate or severe (Grade 2 or 3) FHL at maximum contraction and moderate to severe GL maximum contraction at Baseline or moderate to severe (Grade 2 or 3) LCL at maximum contraction, as assessed by the by the SSA using a validated 4-point categorical scale. * Moderate or severe (Grade 2 or 3) FHL at maximum contraction and moderate to severe GL maximum contraction at Baseline and moderate to severe (Grade 2 or 3) LCL at maximum co…