Hainan Guoruitang Pharmaceutical Co. Ltd.

To evaluate the safety of post-marketing ceftazidime tazobactam sodium for injection (5:1) in the treatment of moderate to severe acute bacterial infections and to collect efficacy information.

To evaluate the safety of post-marketing ceftazidime tazobactam sodium for injection (5:1) in the treatment of moderate to severe acute bacterial infections and to collect efficacy information.

An equivalence study was conducted using levocetirizine hydrochloride granules produced by Hainan Guorui Pharmaceutical Co., Ltd. as the test preparation and levocetirizine hydrochloride tablets (trade name: Youze) produced by UCB Farchim S.A. in Switzerland to compare the bioequivalence of the two preparations under postprandial administration conditions.