People who develop HPPD, also called “flashbacks,” have recurring encounters with signs and symptoms similar to Those people of LSD excursions even after they have not taken the drug. These signs and symptoms involve hallucinations and various visual distortions for example halos or trails on transferring objects.seven Swiss chemist https://viggohush95.edublogs.org/2024/08/01/microdosing-lsd-benefits-and-risks/