Symptom checker
Our Symptom checker provides clinical advice on what to do next based on your symptoms.
Cough
Most coughs are caused by viruses which inflame the throat, windpipe or lungs. Here are some tips to relieve a chesty, dry or persistent cough.
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Coughs and colds in children
Most coughs and colds in children are caused by viruses. Find out how to treat your child and to help prevent them from developing and spreading a cold.
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Haemoptysis (coughing up blood)
Haemoptysis (hemoptysis) is when you cough up blood from the lungs or bronchial tubes. Learn about the causes and when to seek emergency medical help.
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Bronchitis
Bronchitis is the inflammation of the larger airways in your lungs, which causes an ongoing cough. Learn how to reduce the risk of bronchitis.
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MERS coronavirus
Middle East Respiratory Syndrome Coronavirus is a disease the can cause fever, cough, shortness of breath and pneumonia in most infected people.
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Tuberculosis
This highly infectious disease, which mostly affects the lungs, can be spread through coughing, sneezing, speaking or even singing.
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Codeine
Codeine is an opioid medicine used to relieve mild pain and suppress dry coughs. Find out how codeine works and about possible side effects.
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Asthma
Asthma symptoms can include a cough, wheezing, chest tightness and breathlessness. Learn more about its causes, symptoms and treatment options.
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Bronchiectasis
Bronchiectasis damages the airways in the lungs, causing them to permanently widen. Early diagnosis and treatment are vital to prevent further damage.
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Dihydrocodeine
Dihydrocodeine is an opioid-based medicine available on prescription from your doctor. It is categorised as a 'weak' opioid. Learn more here.
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