Diethylpropion (Tenuate®) is a sympathomimetic stimulant drug marketed as an appetite suppressant. Chemically, it is the N,N-diethyl analog of cathinone. Its mechanism of action is similar to other appetite suppressants such as sibutramine, phentermine and dextroamphetamine.
Diethylpropion is manufactured in 25 mg tablets and 75 mg controlled-release tablets.
Diethylpropion is classified as a Schedule IV controlled substance in the United States.