Drugs approved for use in weight loss programs can be broken down into the following categories:

1. Anorexiants (drugs that work on chemicals in the brain)

a. Amphetamines

1. 1. Benzphetamine (Didrex)
2. 2. Diethylpriopion (Tenuate ; Tenuate Dospan )
3. 3. Methamphetamine (Desoxyn)
4. 4. Phentermine (Adipex; Adipex-P or Ionamin )

b. Sibutramine (Meridia )

2. Lipase Inhibitors (drugs that prevent fat from being absorbed into the bloodstream)

a. Orlistat (Xenical) (more…)