Purple nightshade is a plant with oval-shaped leaves and beautiful purple flowers. It is also known under the scientific name Solanum xanthocarpum and belongs to the Solanaceae family. This plant is believed to have several medicinal properties and has been used in traditional medicine for centuries. Other synonyms for purple nightshade include yellow-fruit nightshade, Kateli, Kantkari, and Indian nightshade. In Ayurvedic medicine, it is referred to as Brihati, which means large in size. The root and fruits of this plant are commonly used in Ayurveda to treat respiratory problems, inflammation, and fever. However, it is important to note that purple nightshade can be toxic if consumed in large quantities.