PRL-8-53

nootropic · nervous · Oral

PRL-8-53, a nootropic. Old (1972) cognitive-enhancement research compound — partial AChE inhibition + dopamine modulation. One small human trial… Oral half-life 3 h.

Old (1972) cognitive-enhancement research compound — partial AChE inhibition + dopamine modulation. One small human trial showed 200% memory recall improvement (Hansl 1978). No follow-up trials in 50 years; sold via research-chem channels.