For the mind:
Prozac, Zoloft, Catapres, Concerta, Ativan
For the pain and sickness
Tylenol, Advil, Claritin, Gravol, Midol, Buckley's, Benylin, Nyquil, Neocitran, Robitussin, Dayquil, Motrin.
Diphenhydramine (Benadryl) many times at extremely high doses just to hallucinate , lol.
Shisha from a Hooka.. completely legal!
your question was very vague so I listed everything.