Cough suppressants are a group of medications which work by stopping the urge to cough and reducing the times you cough. Cough suppressants may contain ingredients such as codeine, dextromethorphan, pholcodine, promethazine and diphenhydramine. They may be found in either liquid, tablet form, or lozenges form.
They can be found in combination with other ingredients for runny or blocked nose.
Signs that your condition may require further medical attention include:
If you experience any of these symptoms, you should stop your medication and see your healthcare professional immediately.