Punarnava is that which regenerates the Sanskrit name of Boerrhavia diffusa or spreading hogweed. The herb which lies dormant when dry gives out lush green foliage and flowers when it rains. Punarnavasava syrup with Punarnava as its prime ingredient s health. It cleanses and wipes out from the body. Asavas are mildly alcoholic preparations. The sweet taste makes it palatable to and adults alike. The alcohol base makes it quick-acting and efficient.