Siddha system of medicine is one among the ancient systems of medicine treasured with a wide range of therapeutics for a vast range of diseases. Bronchial asthma is a chronic respiratory disorder threatening physically and mentally a major group of population especially in India 15-20 million asthmatics. Today several synthetic Bronchodilators and Antihistamine drugs available. Side effects of prolonged usage of these drugs became a great matter of concern. Several herbals in Siddha system ensure a safe and effective line of treatment in these chronic disorders. Some of the herbs indicated for Bronchial asthma are Acoruscalamus, Alpiniagalangal, Carumcopticum, Clerodendrumserrsatum, Justiciabeddomei, Ocimum sanctum, Piper longum, Taxusbaccata, Vitexnegundo, Zingiberofficinale. These herbs possess potent bronchodilator and Antihistamine properties. Hence thisreview is mainly focusing the ethno pharmacological activities of the herbals in management of Bronchial asthma and providing a better wellbeing for the society with safe line of treatment.