Aerocort Rotacap is a combination of two medicines: Levosalbutamol and Beclometasone. Levosalbutamol is a bronchodilator which works by relaxing the muscles in the airways and widens the airways. Beclometasone is a steroid medicine. It acts by stopping the release of certain natural substances in body that cause inflammation (swelling) of the airways. Together, they make breathing easier.