The pharmaceutical composition of the invention comprises a novel functionalized 1,3-dihydroxybenzene having a remission effect on the treatment of hepatic encephalopathy and related diseases. The pharmaceutical composition of the invention also includes a novel neuroprotective agent.本發明的藥物組合物包括對治療肝性腦病及相關病情具有緩解作用的新型功能化1,3‑苯二酚。本發明的藥物組合物還包括新型的神經保護劑。