Nasya is a treatment method belonging to the Panchakarma in Ayurveda, an ancient medicinal system in India. It is the therapeutic administration of herbal oils athrough the nostrils.

This treatment is based on the Ayurvedic conviction that the nostrils are the entrance to the brain. Medicines administered through the nostrils assure a better access to brain and thereby cures ailments affecting there.There are types of Nasya. The Virechana (purgatory) Nasya cleanses the interiors of the nostrils. Virechana Nasya has two variations- Marsha Nasya and Pratimarsha Nasya. Brumhana Nasya has some nourishing qualities attached to Virechana Nasya.