Shenyang Aojina Pharmaceutical Co., Ltd.

1. Main research purpose Aspirin enteric-coated tablets produced by Shenyang Aojina Pharmaceutical Co., Ltd. were used as the test preparation, and aspirin enteric-coated tablets (trade name: Bayaspirin®) produced by Bayer Health Care Manufacturing S.r.l were used as the reference preparation. The tests were conducted under fasting and postprandial conditions respectively. Human bioavailability and bioequivalence tests compare the bioequivalence of two preparations. 2. Secondary research purpose To observe the safety of aspirin enteric-coated tablets in healthy adults.