Pharm: MAOIs and Tyramine Foods

Monoamine Oxidase Inhibitors (MAOI) are

  • Best known to be powerful anti-depressants.
  • They are effective therapeutic agents for panic disorder and social phobia.
  • MAOIs are tried when other antidepressants don’t work, due to side effects.
  • MAOIs can cause dangerous interactions with foods and beverages that contain Tyramine. See table below.

Tyramine

  • Tyramine is an amino acid that regulates blood pressure
  • It occurs naturally in the body, and it’s found in certain foods.

Important: Clients taking MAOIs will need to avoid foods containing high levels of tyramine.

Common side effects of MAOIs include:

  • Dry mouth, Headache, Drowsiness
  • Nausea, diarrhea or constipation
  • Dizziness or light-headedness
  • Skin reaction at the patch site

Nursing Implications:

  • Monitor for occipital headache, nausea, vomiting, sweating, fever, chest pain.
  • Notify the MD quickly, if client complain of any of the signs above.
  • Monitor for other drug interactions e.g. sedatives, hypnotics, & analgesics.
  • Check if client is taking Herbal products – St John’s wort has a potential for adverse reaction when taken with antidepressants.

To Your Success!

Rophem πŸ™‚