The first instance of the illegal manufacture of Cat in the United States is believed to have occurred in Michigan in the late 1980s or early 1990s. Effects Damage to the brain and body can be devastating, especially when users progress to the point where they binge on the drug for several days. While in this state, paranoia engulfs them, and they suffer hallucinations and experience excruciating nervousness and anxiety. Appetite decreases or disappears entirely during the binge, often leading to long-term weight loss. When the binge is over, usually because the supply of methcathinone has been exhausted, depression clamps down.
Users become irritable and argumentative.
They drive associates away as they cope with acute social withdrawal. When sleep finally comes, it may last 24 hours. Rest does not always restore a sense of well-being, however. Users may be drained of energy for as long as several weeks. How It is Used Cat is typically snorted like cocaine, although injection by needle is preferred by some.