In Ayurveda, NASA (Samskruta word) means “nostrils” are the entrance for the head region. When the vitiated Dosha are situated at head & neck region and causing the health disorders, then this procedure is very much beneficial.

There are two types of Nasya

• Marsha Nasya : where high dosage of medicines are introduced into the nostrils. It is capable of cleansing / nourishing the systems (like nervous system, functions of some of the endocrine glands etc) in head & neck region; based on the action of medicine used.
• Pratimarsha Nasya : where lesser quantity of medicines are introduced into the nostrils. This can be practiced daily for the health maintenance purpose.

Basti is of two types :

• Kashayabasti- Medicinal decoction is administered through anal route
• Sneha basti- Medicated oil / ghee is administered through anal route

Some of the health disorders which need Nasya are

• Most of the eye diseases
• Nasal allergies, cold, sinusitis etc
• Various types of the head aches
• Neuro-muscular conditions like Facial paralysis, Frozen shoulder, Cervical spondylosis etc
• Insanity, Epilepsy
• Nasya gives strength to all Indriyas (mainly sensory organs)

Based on the Dosha predominance, medicine (material, dosage, time of administration, additives etc.,) may be decided.