Subjects Demographic characteristics
In the fasting group, a total of 147 subjects were screened and assessed for eligibility and 36 of them were enrolled. In the postprandial group, a total of 207 subjects were screened and 72 subjects were enrolled. During the whole study, only 1 participant withdrew due to an adverse event of tachycardia after one administration. The flow chart of subjects distribution is shown in Figure 1. The demographic characteristics for each group are shown in Table 1.