drugset / Trial / NCT05964647

Effect of Ketanserin, Olanzapine, and Lorazepam After LSD Administration on the Acute Response to LSD in Healthy Subjects

NCT05964647

Phase 1 Completed 20 enrolled University Hospital, Basel, Switzerland
RandomizedCrossoverQuadruple-blindBasic science

Summary

The main objective of this study is to determine whether administration of ketanserin (40 mg), olanzapine (10 mg), and lorazepam (2 mg) after administration of LSD (150 µg) attenuates and shortens the subjective LSD response (any drug effect) compared to administration of LSD (150 µg) alone

Timeline

Start
2024-02-01
Primary completion
2025-06-30
Completion
2025-06-30

Drugs

EvaluationDrugModalityDoseRoute
Comparator Ketanserin Small molecule 40 mg Oral
Comparator LSD Unknown 150 ug Oral
Comparator Lorazepam Small molecule 2 mg Oral
Comparator Olanzapine Small molecule 10 mg Oral

Indications

No indication recorded.