Background: Complementary therapies such as musical interventions are used as adjuncts in the rehabilitation of chronic illnesses. Methodology: Patients who attended the Pulmonology OPD of a south Indian medical university and diagnosed as moderate asthmatics as per American Thoracic Society classification wererecruited. They were given music therapy in the form of vocal exercise and monotone OM chanting,by qualified music therapist 20 minutes a day for 21 days.The pulmonary functions- FVC (Forced Vital Capacity) and FEV1/FVC (Forced Expiratory Volume 1 second), dyspnoealevel by Visual Dyspnoea Assessment Scale (VDAS) and stress level by Cohen__ampersandsignrsquo;s perceived stress scale were recorded during the recruitment and after completion of the entire music therapy sessions. Results: Statistical analysis of pre and post music therapy data by paired t-test (p__ampersandsignle;0.01) showed there was a significant improvement of pulmonary functions, reduction of dyspnoea and perceived stress levels of our study population after undergoing music therapy. Conclusion: Our study had shown that Music therapy can act as a holistic approach in pulmonary rehabilitation as there was a beneficial effect in the pulmonary functions, reduced breathlessness and stress level.