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Guaifenesin / phenylephrine Drug Interactions

A total of 337 drugs are known to interact with guaifenesin / phenylephrine.

  • 57 major drug interactions
  • 277 moderate drug interactions
  • 3 minor drug interactions

Show all medications in the database that may interact with guaifenesin / phenylephrine.

Check for interactions with guaifenesin / phenylephrine

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Common medications checked in combination with guaifenesin / phenylephrine

Guaifenesin / phenylephrine disease interactions

There are 4 disease interactions with guaifenesin / phenylephrine which include:

Drug Interaction Classification

The classifications below are a general guideline only. It is difficult to determine the relevance of a particular drug interaction to any individual given the large number of variables.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No information available.

Do not stop taking any medications without consulting your healthcare provider.

Further information

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

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