nyquil
Caffine, Nicotine, stuff like that :)
Penicillin Amoxicillin Paxil Zoloft Viagra
There are hundreds .. Some of the most common ones being Heroin, Methamphetamine and amphetamine, Cocaine , Crack , Ecstasy , MDMA (speed/meth with hallucinogen combined), MDA (hallucinogen), Acid...
Cocaine, Maruijna and crrack ( i like maruijna)