Galderma has announced top-line results from a Phase 2 study on the impact of dose escalation on the duration of effect and the efficacy and safety of a single dose of Dysport (abobotulinumtoxinA) for Injection (50U, 75U, 100U or 125U) versus placebo for the treatment of moderate to severe frown lines between the eyebrows (glabellar lines). Results showed that the study met its primary endpoint, with significantly more subjects treated with Dysport at all four doses achieving a composite two-grade improvement responder rate than those treated with placebo at one month. Data from secondary endpoints demonstrated promising results for a potential prolonged duration of effect correlated with higher doses. Dysport, also marketed as Azzalure in some countries, is a prescription injection.
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