In the present clinical study 30 patients were treated by dividing them into trial & control group each containing 15 patients. The drugs were administered in the Lozenge (Rasakriya) form for its easy palatability in both the groups. Amritadi Lozenges (Rasakriya) is one such herbal combination mentioned in Bhaishajya Ratnavali, the efficacy of which is still to be proved by modern research methods. It is explained specially in the context of Kasa in children and said to be very effective in curing all the five types of kasa. The present study has shown significant relief by Amritadi Lozenges in children of Kaphaja kasa in comparision to Placebo lozenges in the signs & symptoms of Kaphaja Kasa. Moreover results are encouraging, cost effective, palatable & can be an alternative choice in patients of respiratory tract infection.

Keywords: Kasa; cough; lozenges; pranavaha srotas; children.