Skip to Content
Print Share

Guaifenesin / phenylephrine Drug Interactions

A total of 178 drugs are known to interact with guaifenesin / phenylephrine.

  • 27 major drug interactions
  • 149 moderate drug interactions
  • 2 minor drug interactions

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

Check for interactions

Type in a drug name to check for interactions with guaifenesin / phenylephrine.

Most frequently checked interactions

View interaction reports for guaifenesin / phenylephrine and the medicines listed below.

Guaifenesin / phenylephrine disease interactions

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

Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
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 interaction information available.

Further information

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

Medical Disclaimer

Drugs.com Mobile Apps

The easiest way to lookup drug information, identify pills, check interactions and set up your own personal medication records. Available for Android and iOS devices.

Explore Apps