Gastrointestinal Motility and Improvement Efficacy of Shenhuang Plaster Application on Shenque: Identification, Evaluation, and Mechanism

Figure 1

UPLC-MS/MS analysis of Shenhuang plaster (SHP) in positive ionisation mode. The retention time of identified main appeared peaks was between 0 and 18 min in total ion current (TIC) chromatogram. The specific ingredients of SHP are marked from 1 to 12. The value (Measured and Theoretical value) and retention time of the identified peaks are listed in Table 2.