Chest pain: First aid - Mayo Clinic
Take nitroglycerin, if prescribed. If you think you're having a heart attack and you have a prescription for this medicine, take it as directed while waiting for emergency medical help.
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Seek urgent or emergency medical care immediately if you have chest pain and trouble breathing. If you are experiencing these symptoms, call 911 or your local emergency services number right away.
The evidence suggests that chest pain and breathing trouble can be signs of a heart attack or other life-threatening conditions. According to Mayo Clinic [1], cardiac chest pain can be life-threatening, and calling 911 or going to the emergency room is recommended. The American Heart Association [5] also emphasizes the importance of seeking immediate medical care if experiencing acute chest pain or chest pain equivalent symptoms.
URGENT CARE LIKELY: If you are experiencing current, severe, sudden, or worsening symptoms, seek urgent or emergency medical care NOW. If you are having chest pain and trouble breathing, do not try to drive yourself. Call 911 or your local emergency services number right away.
Take nitroglycerin, if prescribed. If you think you're having a heart attack and you have a prescription for this medicine, take it as directed while waiting for emergency medical help.
Call 911, your local emergency services number or have someone take you to the closest emergency room (ER) right away. Cardiac chest pain can be life-threatening. Chest pain can be a sign of a heart attack.
If you are short of breath or sweaty from the pain, you should contact medical right away even if you think
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High-sensitivity cardiac troponins ... with acute chest pain or chest pain equivalent symptoms should seek medical care immediately by calling 9-1-1....
A fast or irregular heartbeat. After you call 911, the operator may tell you to chew 1 adult-strength or 2 to 4 low-dose aspirin. Wait for an ambulance. Do not try to drive yourself. Call your doctor now or seek immediate medical care if: You have any trouble breathing.
If you have chest pain that’s new and severe, or associated with other symptoms like shortness of breath or nausea, these are reasons that you should go to the emergency department.
Shortness of breath combined with chest pressure, pain spreading to the arm or jaw, or sudden sweating should be treated as an emergency.