RECENT TRENDS IN APPLICATIONS OF PULMONARY DRUG DELIVERY: A REVIEW

Pulmonary drug delivery system is a needle free technique. The origin of inhaled therapies seen in back 4000 years ago to India, where people smoked the leaves of the Atropa belladonna plant to suppress cough. In the 19th and early 20th centuries, asthmatics smoked asthma cigarettes that contained stramonium powder mixed with tobacco to treat the symptoms of their disease. Now a day’s pulmonary drug delivery remains the preferred route for administration of various drugs. It is an important research area which impacts the treatment of illnesses including asthma, chronic obstructive pulmonary disease and various diseases. Drug is delivered directly to the conducting zone of the lungs.In this article, we summarize recent advances in applications of pulmonary drug delivery system. previously pulmonary drug delivery is used for management of Asthma and COPD only but due advancement in application nowadays Pulmonary drug delivery is useful to treat Diabetes, angina pectoris, cancer , bone disorders ,migraine,tuberculosis,acute lung injury and others. .