IGNEB-B 0.5 Respule is a medication that contains the active ingredient budesonide. It is used to treat and prevent symptoms of asthma, such as wheezing, shortness of breath, and coughing. IGNEB-B works by reducing inflammation in the airways, making it easier to breathe. It is usually inhaled using a nebulizer device. It is important to follow the instructions provided by your doctor or pharmacist when using IGNEB-B 0.5 Respule.