psychedelic effect

...Since it was discovered that LSD suppresses the action of serotonin, a neurostimulant in the brain, the discovery of LSD-25 also promoted the development of psychopharmacology and became the basis for a leap in brain research. Its psychological effects are not simply hallucinations, but also have a psychedelic effect that makes people aware of a second self that they had not known before. Therefore, in the 1960s, it was popular among young people, mainly in the United States, and it is said that 35% of American college students had taken it. If the environment in which it was taken was bad, it could lead to a state of panic, a bad trip, and people could jump off buildings or commit murder, which became a social problem. ...

*Some of the terminology explanations that mention "psychedelic effect" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…LSDが脳内神経刺激伝達物質であるセロトニンの作用を抑えることがわかってから，LSD‐25の発見は精神薬理学の発達をも促し，脳研究を飛躍させるもとにもなった。その精神作用は，単に幻覚をおこすだけではなくて，いままで知らなかった第2の自己に気づかせるという精神展開作用psychedelic effectをも示すので，1960年代に主としてアメリカで，若者たちに愛用され，服用経験者はアメリカの大学生の35％にのぼったという。服用の環境が悪いと恐慌状態bad tripに陥り，ビルから飛び降りたり殺傷事件をおこしたりすることから，社会問題になった。…

※「psychedelic effect」について言及している用語解説の一部を掲載しています。

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