In vitro Antioxidant Activity and In vivo Anti-inflammatory Effect of Ricinus communis (L.) and Withania somnifera (L.) Hydroalcoholic Extracts in Rats

HIGHLIGHTS Ricinus communis and Withania somnifera extracts contain considerable polyphenol compounds. R. communis and W. somnifera extracts showed significant in vitro antioxidant activities. R. communis and W. somnifera extracts markedly inhibited xylene-induced ear edema in rats. Both herbal extracts significantly reduced paw edema induced by egg albumin and carrageenan.