Minophylline medicine to reduce respiratory tract infections in patients suffering from asthma, difficulty breathing, chronic pneumonia, chronic bronchitis, and Minophylline treatment to relieve respiratory problems and difficulty breathing, contains theophylline, which works to inhibit phosphodiesterase 3 and 4 enzymes, which leads to relaxation of smooth muscles, including those in the bronchi, leading to their expansion, and it also works to enhance the strength of the contraction of the diaphragm muscles and inhibit the response of the airways to any stimulus that causes allergies and inflammation.