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Cough suppressants

Drug Class: Commonly Known As: Category:
Cough suppressants Cough suppressants Adult, Children

Cough suppressants - What is it for

​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.

Cough suppressants - Additional Information

​Signs that your condition may require further medical attention include:

  • Cough with thick yellow or green phlegm or mucus, or blood
  • Fever more than 38.6⁰C
  • Unintended weight loss
  • Drenching night sweats
  • Cough lasting for longer than 3-4 weeks
  • Cough that happens after your start a new medication
  • Development of new symptoms during self-treatment

If you experience any of these symptoms, you should stop your medication and see your healthcare professional immediately. 

  • Tags: Cough suppressants
  • Updated on Sunday, February 28, 2021
  • Article contributed by PSS National Medication Information Workgroup PSS National Medication Information Workgroup

    The information provided is not intended as medical advice. Terms of use. Information provided by SingHealth

    If you take more than the recommended dose, please seek medical advice immediately. The information provided on this page does not replace information from your healthcare professional. Please consult your healthcare professional for more information.

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