Author(s): P Pundareekaksha Rao

Abstract: Boerhaavia diffusa L. popularly known as “Punarnava” and ‘Hog weed’ in English, belonging to the family of Nyctaginaceae. Various parts of B. diffusa i.e. root, leaves, aerial parts or the whole plant have been employed for the treatment of numerous disorders in Ayurveda and other system of medicine with its mystic effects. Medicinally, punarnava Root is useful as diuretic, anti-inflammatory, hepatoprotective etc. It is used as a single remedy and also as a chief content in many medicinal preparations. Recent reports from all over the world reveals several scientific studies have been conducted on B.diffusa shows that existence of a wide range of chemical compounds and having good efficacy in different disorders. The present review summarizes its description, phytochemistry, therapeutic activity, pharmacological activity of the Boerhaavia diffusa, which may be helpful to establish a standard natural drug for eye disease.