Written by Hallucinogenic persisting perception disorder, or HPPD, can develop as a result of long-term use and abuse of hallucinogenic drugs. In addition to medication, mental health professionals frequently recommend talk therapy as a treatment for HPPD. Therapy can help people with the disorder learn to manage stress and develop coping strategies for dealing with HPPD vision … Continue reading “Hallucinogen Persisting Perception Disorder HPPD: Causes, Signs, And Treatment”