Research Article

New Therapeutic Insight into the Effect of Ma Huang Tang on Blood Pressure and Renal Dysfunction in the L-NAME-Induced Hypertension

Figure 1

Representative HPLC chromatograms of standard solution (a) and Ma Hwang Tang decoction (b) measured at UV wavelength 206 nm. Ephedrine HCl (1), liquiritin apioside (2), liquiritin (3), coumarin (4), cinnamic acid (5), cinnamaldehyde (6), and glycyrrhizin (7).