“…Among individuals seeking treatment for drug-induced problems with psychedelic substances, many report problems with anxiety symptoms (Abraham & Fava, 1999;Griffin, Garey, Daul, & Goethe, 1983;Nicholi, 1984;Smith & Seymour, 1994). For example, Yago et al (1981) found that approximately 50% of individuals presenting for drug-induced problems in an emergency room setting and meeting criteria for PCP use in the past 48 h reported significant elevations in anxiety symptoms.…”