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LSD

LSD is a potent serotonergic psychedelic. Explore effects, duration, drug testing, tolerance, bad trips, HPPD, interactions and treatment concerns.

LSD is a Schedule I psychedelic that can alter perception, time, mood and judgment for many hours. This collection separates acute duration from drug testing, physical withdrawal from problematic use, and an ordinary difficult trip from persistent HPPD symptoms.

LSD Guides

LSD Topics

Understand LSD

Duration and Testing

Tolerance and Problematic Use

Acute Safety

Persistent Perceptual Effects

LSD Flashbacks and HPPD

Interactions and Comparisons