Churna is an ayurvedic dosage form that contain an herbal powder which is complex mixture of different ingredients each ingredient has a variable activity concentration of phyto chemical, consistency, stability and shelf life as per particle size Sitopaladi churna is one of widely using compound formulation indicated in respiratory disorders for all ages to observe the effect of stability in sitopaladi churna study was conducted it is formulated by mixing powder of sharkara (sugar), vamasa (bamboo), Pippali (long pepper), tavak (cinnamon), suksmalia (cardamom) with the help of reported composition and standard procedure formulated sitopaladi churna compared with the marketed formulation here sitopaladi churna was prepared by using 80# mesh size and done physicochemical, phytochemical, organoleptic features, microscopical characters…etc. it is based on sitopaladi churna restoration of natural function of respiratory digestive immune and several other system of body it is prescribed for the treatment of cold, cough, pneumonia, intercostal neuralgia, pharyngeal and chest congestion