Coronary heart disease shortness of breath chest tightness always want to take a deep breath what to do

Coronary heart disease shortness of breath chest tightness always want to take a deep breath is the manifestation of myocardial ischemia, generally there are two methods of drug treatment and surgical treatment.
1. Drug therapy: commonly used drugs include thrombolytic drugs such as alteplase, antiplatelet drugs such as aspirin, nitrate drugs such as nitroglycerin, β-blockers such as metoprolol, angiotensin-converting enzyme inhibitors such as Benadryl, lipid-lowering drugs such as atorvastatin, etc., which need to be used under the guidance of physicians.
2. Surgical treatment: Coronary artery bypass grafting and percutaneous coronary intervention can be used for treatment. The former is mainly used for patients who are not suitable for the placement of cardiac stents, while the latter is a minimally invasive surgery, which is less damaging to the human body and less risky, and is therefore more commonly used in clinical practice. If you feel unwell, please consult a doctor immediately.