Validation of Unani concept of Abadāl-i-Adwiya (drug substitution) by physicochemical standardization and hepatoprotective activity of Aristolochia rotunda Linn. and its substitute Curcuma Zedoaria Rosc. in albino Wistar rats.

The study experimentation has revealed that may be used as a substitute for in the treatment of liver diseases. However, the outcome has to be further corroborated with phytochemical evaluation and clinical trials of both the drugs. Furthermore, the concept of drug substitute in Unani system of medicine is also validated in the light of above study.