Get rest and stay hydrated. Take over-the-counter medicines, such as acetaminophen, to help you feel better. Stay in touch with your doctor. Call before you get medical care. Be sure to get care if you have trouble breathing, or have any other emergency warning signs, or if you think it is an emergency.
Sharp chest pain could signal a pulmonary embolism, a clot that lodges in the lungs. Besides pain, symptoms can include shortness of breath, pale skin, racing heart and cough.