Definition of phenelzine in English:



mass nounMedicine
  • A synthetic compound used as a monoamine oxidase inhibitor.

    • ‘A third trial compared the monoamine oxidase inhibitor phenelzine versus placebo in 24 people with chronic fatigue syndrome, using a modified Karnofsky scale and other outcome measures.’
    • ‘The first antidepressant shown to be useful for SAD was the irreversible monoamine oxidase inhibitor phenelzine (Nardil).’
    • ‘These hepatic injuries are usually caused by the hydrazine MAOIs, i.e., phenelzine and isocarboxazid.’
    • ‘The most commonly prescribed MAOI is phenelzine, which is helpful for people with panic disorder.’
    • ‘When patients take monoamine oxidase inhibitors (eg, phenelzine or tranylcypromine sulfate), less of the dopamine is metabolized; thus the action of dopamine is prolonged and intensified.’


1950s: from pheno- + e(thy)l + (hydra)zine.