Home Herbs Index R Reywand Chini (Rheum emodi) (Rhubarb) AllABCDEFGHIJKLMNOPQRSTUVWXYZ Reywand Chini (Rheum emodi) (Rhubarb) Pharmacological action: Stimulant, liver tonic, diuretic. Medicinal use: Effective in diarrhea, jaundice, liver inflammation, spleen inflammation.