Jiangsu Jurong Pharmaceutical Group Co. Ltd.

The main purpose of the study: Avanafil tablets (trade name Spedra, specification 100 mg) produced by Menarini-Von Heyden GmbH, with the licensee being Menarini International Operations Luxembourg S.A., were used as the reference preparation. Avanafil tablets (specification: 100 mg) provided by Jiangsu Jurong Pharmaceutical Group Co., Ltd. were used as the test preparation. A randomized, open, single-dose, two-period double crossover design was used to evaluate the bioequivalence of the two preparations in fasting and postprandial states in healthy Chinese subjects. Secondary purpose of the study: To evaluate the safety of the oral test preparation avanafil tablets (specification: 100 mg) and the reference preparation (trade name: Spedra, specification: 100 mg) in healthy Chinese subjects.