Do you have severe chest pain with each breath?

Are you coughing up blood?

Do you have pain deep in your leg or calf?

Do you have mild to moderate chest pain that seems to be getting worse?

Have you had pain in the muscles or ribs of the chest (chest wall pain) for 24 hours or longer?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Did you start wheezing after taking a medicine?

Did you start having mild difficulty breathing after taking a medicine?

Did other symptoms begin after starting a medicine?Note: If your answer is yes:Call the doctor who prescribed the medicine the same day (before your next dose) to determine whether you should stop taking the medicine or take a different one. An appointment may not be necessary.If you are taking a nonprescription medicine, stop taking it. If you feel you need to continue taking the medicine, call your doctor.

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Do you have a medical condition that causes wheezing and your moderate wheezing is not responding to prescribed medicine or treatment?

Do you have new or increasing wheezing that is limiting your activity?

Do you feel short of breath, even at rest, but you can still speak in short sentences?

Do you have new or increasing wheezing but you are still able to complete your normal activities?

Do you have mild wheezing, even at rest, but you do not feel short of breath and can still speak in complete sentences?

Have you had new shortness of breath after any amount of exertion during the past 24 hours but you are able to breathe normally when you are resting?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Do you have a severe headache with a stiff neck?

Do you have shaking chills?

Do you have mental changes, such as mild confusion or decreased alertness (lethargy)?

Do you have a fever of or higher?

Do you think you have a high fever but you are unable to measure your temperature?

Do you have diabetes?

Do you have a medical condition or take a medicine that impairs your immune system?

Do you have a fever of or higher that has not come down after 12 hours of home treatment?

Do you think you have a moderate fever that has not come down after 12 hours of home treatment but you are unable to measure your temperature?

Do you have a fever and a health risk that may put you at higher risk of having a serious problem?

Do you have symptoms of influenza and are concerned about complications of the flu?

Has a fever without an obvious cause recurred more than once over the past 3 weeks?

Have you had a recurrent or ongoing fever without an obvious cause after traveling outside your own country in the past 6 weeks?

Do you have a fever of to after 72 hours of home treatment?

Do you think you have a mild fever after 72 hours of home treatment but you are unable to measure your temperature?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Do you have mental changes, such as mild confusion or decreased alertness (lethargy)?

Do you have a severe headache that started gradually and differs from other headaches you have had in the past?

Do you have severe generalized body aches?

Do you have symptoms of influenza and concern about complications of the flu?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Have your symptoms become worse after 24 hours of antibiotic treatment?

Have your symptoms not improved after 72 hours of treatment?

Have you developed a rash while taking antibiotics?

Have you developed severe diarrhea?

Have you developed vomiting that limits your ability to take your medicine as ordered?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Do you have new or increasing mild difficulty breathing, even at rest, but you can still speak in complete sentences?

Have you had new shortness of breath after any amount of exertion during the past 24 hours but you are able to breathe normally when you are resting?

Do you have chronic mild breathing problems that have been stable and now are slowly getting worse?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Have you had thick yellow nasal drainage for 24 hours or longer and feel worse than you would expect?

Have you had thick yellow nasal drainage for 5 days or longer?

Do you have a runny nose, persistent sneezing, and watery eyes without other cold symptoms?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

You have answered "Yes" to a question that indicates you may need immediate care. Call your health professional now to discuss your symptoms and arrange for your care.

• Symptoms are likely to worsen without medical care.
• If you do not have a health professional, seek emergency care.
• Emergency transportation is not needed. However, if you are not able to travel safely either by driving yourself or having someone else drive you, call an ambulance.

You do not need to answer any of the other questions.

You have answered "Yes" to a question that indicates you need to call your health professional to discuss your symptoms and arrange for care.

• An appointment today is usually needed.
• Symptoms are unlikely to improve without medical care.

Return to the Check Your Symptoms section and answer the questions. You may need to see a health professional sooner if you have other more serious symptoms.

You have answered "Yes" to a question that indicates you may wait to see if your symptoms improve over the next 24 hours (or the specified time period). If symptoms improve, no appointment is needed.

• If symptoms do not improve after 24 hours (or the specified time period), an appointment within the next 24 hours is usually needed.
• If appropriate, try home treatment to relieve your symptoms.
• Check your symptoms in 24 hours, or sooner if there is any change.
• Call your health professional if symptoms get worse.

Return to the Check Your Symptoms section and answer the questions. You may need to see a health professional sooner if you have other more serious symptoms.