8-Oxoepiberberine is an alkaloid metabolite in the plasma after oral administration of Zuojin formula, a traditional chinese medicine used to treat gastrointestinal disease[1].
[1]. Qian P, et al. Pharmacokinetics Studies of 12 Alkaloids in Rat Plasma after Oral Administration of Zuojin and Fan-Zuojin Formulas. Molecules. 2017 Jan 30;22(2).
















