Methamphetamine and Pep pill

Methamphetamine noun - An amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant.

Pep pill and methamphetamine are semantically related. In some cases you can use "Pep pill" instead a noun "Methamphetamine".

Pep pill noun - A central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression.

Methamphetamine and pep pill are semantically related. Sometimes you can replace term "Methamphetamine" with "Pep pill", this terms are similar.