SLC6A4 and dyspepsia: Fourteen genes corresponding to two gene sets were identified, and the functional dyspepsia-related genes targeted by the activated F. fructus compound were ADRA2A, BDNF, CCK, CRP, GCG, JUN, Kcnh2, PTGS1, PTGS2, Pyy, SLC6A4, and TRPV.