Agastya rasayanam is one of the very famous Ayurvedic medicine for asthma. It is widely used in many of the respiratory diseases. It is not only a medicine, but also a rejuvenative (rasayana). When compared to other Ayurvedic medicines for asthma & other respiratory disease, Agastya rasayana is advantageous, since it is very safe for long-term use. It is also famous by the names- Agastya rasayana & Agastya hareetaki rasasyana, Hareetaki (Terminalia chebula, being its main ingredient). This Ayurvedic medicine has been first described by Agastya Rishi – Ancient sage of India. Agasthya rasayana ingredients – key ingredients of Agastya haritaki rasayana – Dashamoola (group of ten herb roots- brings down the local inflammation), Bala – sida cordifolia, Atmagutpa – Mucuna pruriens, Yava – barley, Gajapippali, Pippali moola (root of piper longum), Hareetaki terminalia chebula),, Bharngi (clerodendron serratum), Pushkaramoola (Inula racemosa), Chitraka (Plumbago zeylanica), shati (curcuma zeodaria), Apamarga (Achyranthus aspera), – All these herbs helps in relaxing the respiratory spasm, expels mucous out of the respiratory tract and eases breathing. This medicine is also known as Agastya Haritaki Rasayana. Agastya rasayanam benefits: Improves the respiratory strength: Useful in many of the acute and chronic respiratory disorders. This is excellent in all types of asthma and tuberculosis. It develops immunity and can be used suitably in hiccup, chronic fever, gulma, grahani, piles and heart ailments. Valee Palitam Hanyaat – Useful in grey hair condition. Varna Ayu Bala Vardhanam – Improves skin health, age and strength. Agastya rasayan Dosage: Adult dosage is – 1 – 2 teaspoons – 1 – 2 times a day, before or after food, along with warm water or honey, or as directed by Ayurvedic doctor. Dose for children is – 1 teaspoon once or twice a day, with a cup of lukewarm water, before or after food, as directed by Ayurvedic doctor. If the child does not like its taste, half a teaspoon of honey can be added to this, before administration. Side effects: There are no known side effects with this medicine. However, a very high dosage may cause loose stools. Weight loss: One person has experienced weight loss with this product. Upon taking this for cough for 2 months, he had experienced 5 kg weight loss. The reason for this is, Haritaki – acts as a mild laxative and has shoshana – drying properties. This helps to balance Kapha dosha and lowering of body fat. Hence, Agastya Haritaki makes a perfect remedy if a person is obese and is having respiratory symptoms.