Chest tightness may be caused by myocardial ischemia, mental stress, asthma and other factors, you can take diltiazem, glucocorticoids and other drugs to relieve the symptoms. 1. Myocardial ischemia: myocardial ischemia caused by diseases such as coronary heart disease may cause symptoms of chest tightness, in this case, you can take diltiazem and other calcium channel antagonists to relieve the symptoms. It should be noted that such drugs may lead to dizziness and headache and other adverse reactions, and this drug is prohibited for patients who are allergic to this drug. 2. Mental stress: If the mental stress is too large, long-term tension, may also trigger the symptoms of chest tightness. At this time, you can improve your mood, reduce mental stress to relieve the symptoms. 3. Asthma: Respiratory diseases such as bronchial asthma may also cause symptoms of chest tightness. In this case, you can use cortisone and other glucocorticoid drugs to relieve symptoms. It should be noted that such drugs may cause adverse reactions such as full moon face, and pregnant women should be careful to use such drugs. There are many factors that can lead to chest tightness, if the symptoms are still not relieved after relieving mental stress, it is recommended to go to the hospital, complete the relevant examinations, identify the specific causes and then follow the doctor’s instructions for symptomatic treatment. Do not take medication on your own, always take the correct medication under the guidance of a doctor.