In the 295 patients who were treated with the recommended dose of 0.3 mg for one year (total number of injections = 2478, mean number of injections/ patient = 8.4), 84% of the patients experienced an adverse event attributed by the investigators as being related to the injection procedure, 3% of the patients experienced a Serious Adverse Event potentially related to the injection procedure, and 1% experienced an adverse event potentially related to the injection procedure that led to study treatment discontinuation.