Lasma 4 Tablet 10s, is mainly used to treat asthma and seasonal allergies. The immune system's reaction to foreign substances that are normally not damaging to your body is called an allergy. Asthma triggers are these alien substances. Asthma is a local inflammatory illness of the lungs and airways that is characterised by a severe obstruction of the airways and may result in the production of excess mucus in response to particular triggers such infections, allergens, and exercise.Disclaimer:For more information contact your physician.