It induces euphoria, and excites the sexual regions of the brain. It is quite possibly hallucinogenic. It leads to strange, unpredictable, and unproductive behavior in those who use it. What’s more, it grows wild, much as a weed. Is this the latest menace to society? No, it’s catnip! The catnip plant is actually an herb, and a relatively common member of the mint family. If kitties ever decided to have a war on drugs, catnip would be outlawed because of a chemical called “nepetalactone.”