Siddha medicine is one of the important ancient Indian medicine. According to Siddha literature, there are about 4448 types of diseases1 . In which, under the topic of kabham, respiratory ailments are included. Actions of various siddha medicine is given under the context of kabha in the Agasthiyargunavagadam, Theraiyarkaviyam, Pathartha guna Chinthamani. These medicines are given in the form of Chooranams, Rasayanam, kudineer, where in rasayanam plays a vital role in the treatment against respiratory pathogens. Over a period of 500 years, Thipili Rasayanam2 which is a polyherbal formulation is well known for its efficacy against respiratory infections. This novel drug is highly potential in treatment of Sinusitis (Peenisam), Bronchitis (Kasam), Bronchial asthma (Swasa kasam) and other chronic respiratory diseases. Mainly efficacious against staphylococcus aureus, Streptococcus pyogenes, E.coli, Klebsiella & Pseudomonas.
