The overall incidence of adverse events (AEs) in patients treated with Prometax 9.5 mg/ 24 h transdermal patches was lower than the rate in patients who received 3 to 12 mg/ day Prometax capsule treatment (50.5% with Prometax 9.5 mg/ 24 h transdermal patches vs 63.3% with Prometax capsules; 46.0% of patients on placebo reported AEs).