Could be any of the following:
Memantine
Piracetam (or other -racetams)
Selegiline
L-DOPA
Methamphetamine (or other amphetamine/cathinone/pemoline/pipradrol/pyrroline derived stimulants)
Cocaine (it's a hell of a drug)
Could be any of the following:
Memantine
Piracetam (or other -racetams)
Selegiline
L-DOPA
Methamphetamine (or other amphetamine/cathinone/pemoline/pipradrol/pyrroline derived stimulants)
Cocaine (it's a hell of a drug)