Divya swasari ras is an Ayurvedic formulation created by swami Ramdev. It is one of the best herbal medicines for asthmatic problems. This product is clinically proven and has been based on principles laid by Ayurveda. Divya pharmacy and patanjali yog peeth recommends this herbal supplement in all forms of respiratory tract related problems like breathlessness, lungs problems and cancers, asthma, chest pains, chest congestion, allergic rhinitis and running nose. This is a wonderful supplement which is used by millions of people worldwide. 100 % effective assured results.