the study of world health organization (who) has shown that the use of herbal medicines has been increased dramatically around the world in recent years. with the expanding popularity and trade of medicinal plants, health, safety and quality of medicinal plant raw materials and processed products have become a major concern for world organizations. environmental pollutants, including heavy meta...

imam ali (peace be upon him) told that physicians must have pietism and don’t abstain from guidance, advice and diligence. islam religion recognizes medicine as an allowable and necessary profession.  prophet mohammad (pbuh) and imams (pbuh) tell that sage physician status in their science, art and tasks like jurisconsult scientist status. more than one thousand years ago, abubakr rabei ebne ah...