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This is the catch-all forum for posts. Discuss anything related to Hallucinogen Persisting Perception Disorder (HPPD) here.
A place to introduce yourself to the community and what you hope to seek out on this site. New members may share their experience and onset of HPPD and what drug(s) triggered it.
What are the symptoms? What do you feel encompasses HPPD?
The place to discuss pharmacological and other treatment options.