Study on the Quantitative Change of Anthraquinonoids of Rhei in the Preparation of Dachengqi Studies on the Quality Standard of Dachengqitang Granule Simultaneous determination of 9 major components of Dachengqi Tang in rat plasma by UPLC-MS/MS Study on determination of anthraquinones in Dachengqi Tang residues of Magnolia officinalis and Citrus aurantium removed in decoction process Analysis of Chemical Constituents of Essential Oil from Dachengqi Decoction The Effects of Dachengqi Decoction, Shaogan Decoction. Emodin and Sennoside on the Histamine Level of Intestinal Mucosa in Intestinally Obstructed Rats Effect of DACHENGQITANG* on phosphodiesterase in enteral smooth muscle cell in rats In vivo pharmacokinetic study on several active components of Dachengqi Decoction in rats by UPLC-MS/MS Experimenta I Studies on the Symptom-complex Mechanism of Pi(痞)Man(满)Zao(燥)Shi(实)of Dachengqi Decoction