Efficacy and Safety of Clostridium Botulinum Toxin Type A to Improve Appearance of Moderate to Severe Glabellar Lines

The purpose of this study was to demonstrate the safety and the efficacy of a single treatment of an injectable liquid form of Clostridium botulinum toxin type A haemagglutinin complex (BTX-A-HAC; hereafter referred to as BTX-A-HAC Next Generation (BTX-A-HAC NG)), used for the improvement in the appearance of moderate to severe glabellar lines (the lines between the eyebrows).

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