Adverse effect of monoamine-oxidase-inhibitor antidepressants digital illustration

Adverse effect of monoamine-oxidase-inhibitor antidepressants Save


ICD-10 code: T43.1X5

Chapter: Injury, poisoning and certain other consequences of external causes

Adverse Effects of Monoamine Oxidase Inhibitor Antidepressants

Monoamine oxidase inhibitor (MAOI) antidepressants are a class of drugs that work by inhibiting the action of monoamine oxidase enzymes in the brain. This results in an increase in the levels of neurotransmitters like serotonin, dopamine, and norepinephrine, which are associated with mood regulation.

While MAOIs can be effective in treating depression, they are not without their risks. Here are some of the adverse effects associated with MAOIs:

  1. Hypertensive crisis: MAOIs can interact with certain foods and medications to cause a sudden and dangerous rise in blood pressure. Foods and drinks to avoid while taking MAOIs include aged cheeses, red wine, and beer. Medications that interact with MAOIs include some cold and cough medications, as well as some prescription pain relievers.
  2. Serotonin syndrome: MAOIs can also interact with other drugs that increase serotonin levels, such as selective serotonin reuptake inhibitors (SSRIs) and serotonin-norepinephrine reuptake inhibitors (SNRIs), to cause a potentially life-threatening condition known as serotonin syndrome. Symptoms of serotonin syndrome include agitation, confusion, rapid heart rate, and high blood pressure.
  3. Weight gain: MAOIs have been associated with weight gain in some patients. This can be a concern for people who are already overweight or obese.
  4. Sleep disturbances: MAOIs can cause insomnia or other sleep disturbances, which can be particularly problematic for people who already have difficulty sleeping.
  5. Dizziness and lightheadedness: MAOIs can cause dizziness and lightheadedness, which can increase the risk of falls and other accidents.
  6. Sexual dysfunction: MAOIs can cause sexual dysfunction in both men and women, including decreased libido and difficulty achieving orgasm.

If you are taking MAOIs, it is important to be aware of these potential adverse effects and to talk to your doctor if you experience any of them. Your doctor may be able to adjust your dose or switch you to a different medication that may be better suited to your needs.

It is also important to avoid certain foods and medications while taking MAOIs, as these can interact with the drug and cause serious side effects. Always consult with a healthcare professional before starting or stopping any medication.