1. To evaluate the pharmacokinetic and pharmacodynamics characteristics after administration of Reference Drug or Test Drug in healthy volunteers under fasting conditions
2. To evaluate the safety and drug tolerance after administration of Reference Drug or Test Drug in healthy volunteers under fasting conditions

1. It is analyzed for subjects who receive scheduled clinical trial drugs according to the clinical trial plan, have no significant violations in comparative analysis, and have completed all scheduled blood collection for pharmacokinetic evaluation.

   To analyze subjects who receive clinical trial medications scheduled according to the clinical trial plan, have no significant violations in comparative analysis, and have assessable intragastric pH information by completing a 24-h pH monitoring measurement.

2. All subjects who received more than one dose of clinical trial drugs are evaluated.

Inclusion Criteria:

• Healthy volunteers

Exclusion Criteria:

• Subjects does not meet the Inclusion Criteria