In Ayurvedic literature, it is stated that “Nasa hi shirso dwaram”. It means the nose is a door for your brain. Nasya means, the instillation of oil ghrita and kadha into the nostrils according to the condition of the patient.Nasya can treat all supra clavicular diseases like Asthma, Allergic rhinitis, Migrain, hair fall, etc It relieves the blockage of the channels and the diseases are cured effectively.