Euphoria
Confusion, delirium
Auditory and visual hallucinations
Can cause generalized tonic-clonic seizures
Absinthe toxicity
Serotonin-Like Agents
Jet Propulsion Fuel 8 toxicity
Lysergic acid diethylamide 
Bath salts toxicity
Psilocybin 
Blister chemical agents
N,N-Dimethyltryptamine 