hmm..
Opiates: Heroin (tar, china white: IV, smoked, insufflate), Fentanyl (patch, medical IV, street), Dilaudid (pill and medical IV), Morphine (pill and medical IV), Opana, Bupe/Subs, Oxy, Codeine Norco, Trams (if that counts)
Benzos: Xans, Kpins, Valium, Ativan, Librium, Temazapine
Stims: Adderall, Vyvanse, Concerta, Methamphetamine, Street Amphetamine, MDMA/X, Cocaine, Crack
Psychedelics: Psilocybin, LSD, DOM
Stupid Stuff: Freon, Dustoff, Kratom, Lyrica, DXM, bath salts, Spice/K2/JWH-##
Sedatives: Ambien, Lunesta, Sonata, Ketamine, Propofol, every other anesthetic used in hospitals/ER, butalbital
Etc: nitrous, bath salts, alcohol, Soma, lots of marijuana back in the day before my nervous system got fucked, various IV muscle relaxers, other random research chems
In my 26 years of life.