Final answer:
A patient taking MAO inhibitors should avoid foods that contain tyramine.
Step-by-step explanation:
Dietary restriction associated with taking MAO inhibitors is to Avoid foods that contain tyramine. MAO inhibitors interact with tyramine, a substance found in certain foods, and can cause a hypertensive crisis. Foods that contain tyramine include aged cheeses, cured meats, fermented foods, and some alcoholic beverages.