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Interaction Check

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Selected Drugs Clear All

  • remove amber
    St. John's wort (Hypericum perforatum)
  • remove Mucinex Fast-Max Cold, Flu & Sore Throat
    acetaminophen/ dextromethorphan/ phenylephrine/ guaifenesin

multicheck MultiCheck Results - 1 Interaction

Smiley face Smiley face

Monitor/Modify Tx

Smiley face Smiley face amber (St. John's wort (Hypericum perforatum)) + Mucinex Fast-Max Cold, Flu & Sore Throat (acetaminophen/ dextromethorphan/ phenylephrine/ guaifenesin)

Monitor/Modify Tx


St. John's wort + dextromethorphan

monitor serotonin syndrome sx, especially during initiation/titration: combo may incr. risk of serotonin syndrome (additive effects)

Additional Considerations

Smiley face Smiley face phenylephrine in Mucinex Fast-Max Cold, Flu & Sore Throat

add MAO inhibitor to Interaction Check if recent (14 days) use

Smiley face Smiley face dextromethorphan in Mucinex Fast-Max Cold, Flu & Sore Throat

add MAO inhibitor to Interaction Check if recent (14 days) use

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