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In the US, Prohist (phenylephrine/triprolidine systemic) is a member of the drug class upper respiratory combinations and is used to treat Cough and Nasal Congestion.

US matches:

Ingredient matches for Prohist


Promethazine hydrochloride (a derivative of Promethazine) is reported as an ingredient of Prohist in the following countries:

  • South Africa

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.