The left side of the heart sleep needle pain, it is recommended to improve the relevant examination, according to the cause of the disease, according to the appropriate anti-platelet, lipid regulation, expanding blood vessels, implantation of stents, anti-infection, pain relief, anti-anxiety and other treatments. The left side of the sleep heart stabbing pain common coronary heart angina attack, pain lasts more than 1 second, even up to 20 minutes, improve the electrocardiogram, cardiac ultrasound, coronary angiography examination. Vascular stenosis greater than 50% can be diagnosed with coronary heart disease, given aspirin antiplatelet, atorvastatin lipid regulation, nicorandil vasodilator treatment. If the stenosis is more than 75%, implantation of stent is recommended. Left side sleep heart stabbing pain, may pleurisy stimulation cause neuropathic pain, to improve the chest CT examination, pleurisy, anti-infection treatment, piperacillin sulbactam sodium, moxifloxacin and so on. The pain of intercostal neuritis manifests as paroxysmal needle-like, lightning pain. Celecoxib for pain relief and methylcobalamin for nerve nutrition are given. Neurosis is mostly seen in people with anxiety and insomnia, and can be treated by giving the anti-anxiety drugs alprazolam and amitriptyline. If you have a stabbing pain in the left side of the heart when you sleep, you should consult a doctor to improve the examination and take medication according to the doctor’s prescription.