Toothache in coronary heart disease should be treated according to the following conditions: First, the tooth itself is a disease, such as periodontitis, you can take oral tinidazole, metronidazole, levofloxacin anti-inflammatory treatment, and also give mouthwash rinse, if the toothache is caused by apical inflammation, you can perform dental neurectomy treatment. If the toothache is not caused by the disease of the tooth itself, but is a manifestation of angina, it is necessary to take oral medication for angina, and the attack can be treated with sublingual cardiac pain. You can routinely take oral isosorbide mononitrate extended-release tablets, aspirin, musk heart pills, and statin drugs such as atorvastatin and rasulvastatin to stabilize plaque treatment.