Ayurveda is the oldest healing system of medicine. Major formulations used in Ayurveda are based on herbs. The medicinal herbs are used as decoctions, infusions, tinctures, and powders.

Ayurvedic treatise like Charaka , Sushruta have included special chapters on Ayurvedic preparations in chapters on ? Kalp-Sthana '. It deals with methods of preparation and dose of formulations.