Shanxi Qianhui Pharmaceutical Co. Ltd.

Main purpose: Take norfloxacin capsules (specification: 0.1 g) produced by Shanxi Qianhui Pharmaceutical Co., Ltd. as the test preparation, and norfloxacin tablets produced by Xinglin Pharmaceutical Co., Ltd. (trade name: BACCIDAL, specifications: 0.1 g) is the reference preparation, and a human bioequivalence test is conducted under fasting conditions to evaluate the bioequivalence of the test preparation and the reference preparation. Secondary purpose: To observe the safety of test preparation and reference preparation in healthy subjects under fasting state.