No. It's an SSRI (selective serotonin reuptake inhibitor), a "safer" class of antidepressants than MAOIs (monoamine oxidase).

Paxil acts on one specific neurotransmitter in the brain (serotonin) wereas MAOIs act on several neurotransmitters (serotonin, dopamine, noradrenaline, and Penis enlargement other amines).