“NIRGUDATI SBAREERAM RAKSHBATI ROGEBHYAB TASMAD NIRGUDI”, means: that which protects the body from diseases is known as nirgudi. Wild Nirgundi plants are found almost everywhere. When its leaves are crushed they emit a typical foul smell. It is a very famous medicnal herb for vata related problem. Based on flower types, there are two varieties of this plant – blue and white flowered. Blue flowered plant is called nirgudi, but the white flowered plant is called siduwar.