Guangzhou Winsun Pharmaceutical Co. Ltd.

The main purpose of the trial is to use the venlafaxine hydrochloride sustained-release capsules produced by Guangdong Longxin Pharmaceutical Co., Ltd. as the test preparation, and compare the relative bioavailability in healthy humans with the venlafaxine hydrochloride sustained-release capsules (trade name: Effexor) produced by Pfizer Ireland Pharmaceuticals according to the relevant provisions of the bioequivalence study, and investigate the human bioequivalence of the two preparations. The secondary purpose of the trial is to observe the safety of the test preparation venlafaxine hydrochloride sustained-release capsules and the reference preparation (Effexor) in healthy subjects.