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Interaction Check

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Selected Drugs Clear All

  • remove Caladryl
    pramoxine/ calamine topical
  • remove olanzapine
    generic
  • remove Padcev (enfortumab vedotin-ejfv)
    enfortumab vedotin
  • remove Vicks NyQuil Severe Cold & Flu
    acetaminophen/ doxylamine/ dextromethorphan/ phenylephrine

multicheck MultiCheck Results - 1 Interaction

Smiley face Smiley face

Avoid/Use Alternative

Smiley face Smiley face olanzapine (generic) + Vicks NyQuil Severe Cold & Flu (acetaminophen/ doxylamine/ dextromethorphan/ phenylephrine)

Avoid/Use Alternative


olanzapine + doxylamine

avoid combo if doxylamine use for pregnancy-related nausea/vomiting; otherwise, consider alternative or monitor BP: combo may incr. risk of CNS depression, psychomotor impairment, hypotension (including orthostasis), life-threatening anticholinergic adverse effects, including constipation, paralytic ileus, hyperthermia (additive effects)

Additional Considerations

Smiley face Smiley face phenylephrine in Vicks NyQuil Severe Cold & Flu

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

Smiley face Smiley face dextromethorphan in Vicks NyQuil Severe Cold & Flu

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

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