Academic or other sponsor

University Hospital, Basel, Switzerland

48 registered trials on this registry, 9 recruiting now. An academic sponsor is usually answering a scientific question rather than seeking approval, which changes what its trials are designed to show.

Registered trials

Recruiting

In Phase 3

With results posted

Working on

Substances

Trials

All 48 trials

Trial	Status	Phase	Substance	Sites
Lysergic Acid Diethylamide (LSD) in Palliative CareNCT05883540 · University Hospital, Basel, Switzerland	Recruiting	Phase 2	lsd	4
Lysergic Acid Diethylamide (LSD) as Treatment for Cluster HeadacheNCT03781128 · University Hospital, Basel, Switzerland	Recruiting	Phase 2	lsd	1
Acute Analgesic Effects of MDMA on Experimentally Induced Acute Pain, Hyperalgesia and Allodynia in Healthy ParticipantsNCT07494214 · University Hospital, Basel, Switzerland	Recruiting	Phase 1	mdma	1
Acute Effects of Intravenous 5-MeO-DMT in Healthy ParticipantsNCT07444788 · University Hospital, Basel, Switzerland	Recruiting	Phase 1	dmt	1
Role of the Serotonin 2A Receptor in Psilocybin-induced Altered States of ConsciousnessNCT06796361 · University Hospital, Basel, Switzerland	Recruiting	Phase 1	psilocybin	1
Direct Comparison of Altered States of Consciousness Induced by LSD, Psilocybin, and DMT in Healthy ParticipantsNCT06899334 · University Hospital, Basel, Switzerland	Recruiting	Phase 1	lsd, psilocybin, dmt	1
Antidepressant Response of DMT Masked With PropofolNCT06927076 · University Hospital, Basel, Switzerland	Recruiting	Not applicable	dmt	1
Pharmacokinetics of Didehydro-LSD (DDH-LSD) Compared With LSDNCT07309471 · University Hospital, Basel, Switzerland	Recruiting	Not applicable	lsd	1
Plasma Oxytocin Changes in Response to Low-dose MDMA vs. Placebo in Patients With Arginine Vasopressin Deficiency and Healthy ControlsNCT06789705 · University Hospital, Basel, Switzerland	Recruiting	Not applicable	mdma	1
LSD Therapy for Persons Suffering From Major DepressionNCT03866252 · University Hospital, Basel, Switzerland	Completed	Phase 2	lsd	1
LSD Treatment in Persons Suffering From Anxiety Symptoms in Severe Somatic Diseases or in Psychiatric Anxiety DisordersNCT03153579 · University Hospital, Basel, Switzerland	Completed	Phase 2	lsd	2
Acute Effects of MDMA Co-administration on the Response to Psilocybin in Healthy SubjectsNCT06884514 · University Hospital, Basel, Switzerland	Completed	Phase 1	psilocybin, mdma	1
Comparative Acute Effects of R-MDMA and S-MDMA in Healthy ParticipantsNCT06905652 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Acute Analgesic Effects of DMT on Experimentally Induced Pain in Healthy ParticipantsNCT06180759 · University Hospital, Basel, Switzerland	Completed	Phase 1	dmt	1
Effect of Ketanserin, Olanzapine, and Lorazepam After LSD Administration on the Acute Response to LSD in Healthy SubjectsNCT05964647 · University Hospital, Basel, Switzerland	Completed	Phase 1	lsd	1
Acute Dose-dependent Effects of DMT-bolus Applications in Healthy Subjects (DMT BDR-Study)NCT05695495 · University Hospital, Basel, Switzerland	Completed	Phase 1	dmt	1
Acute Effects of 3,4-methylenedioxymethamphetamine (MDMA) With and Without a Booster DoseNCT05809271 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Acute Effects of 2C-B Compared With MDMA and Psilocybin in Healthy SubjectsNCT05523401 · University Hospital, Basel, Switzerland	Completed	Phase 1	psilocybin, mdma	1
Effects of MDMA-like Substances in Healthy SubjectsNCT04847206 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Acute Dose-dependent Effects of DMT in Healthy SubjectsNCT05384678 · University Hospital, Basel, Switzerland	Completed	Phase 1	dmt	1
Effects of SERT Inhibition on the Subjective Response to LSD in Healthy SubjectsNCT05175430 · University Hospital, Basel, Switzerland	Completed	Phase 1	lsd	1
LSD Base and LSD Tartrate Bioequivalence and Bioavailability in Healthy SubjectsNCT04865653 · University Hospital, Basel, Switzerland	Completed	Phase 1	lsd	1
Comparative Acute Effects of LSD, Psilocybin and MescalineNCT04227756 · University Hospital, Basel, Switzerland	Completed	Phase 1	lsd, psilocybin, mescaline	1
Acute Effects of R- and S-MDMA in Healthy SubjectsNCT05277636 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Role of the Serotonin 5-HT2A Receptor in Mescaline-induced Altered States of ConsciousnessNCT04849013 · University Hospital, Basel, Switzerland	Completed	Phase 1	mescaline	1
Effects of Dimethyltryptamine in Healthy SubjectsNCT04353024 · University Hospital, Basel, Switzerland	Completed	Phase 1	dmt	1
Effects of MDMA Co-administration on the Response to LSD in Healthy SubjectsNCT04516902 · University Hospital, Basel, Switzerland	Completed	Phase 1	lsd, mdma	1
Effect of Ketanserin After LSD AdministrationNCT04558294 · University Hospital, Basel, Switzerland	Completed	Phase 1	lsd	1
Effects of SERT Inhibition on the Subjective Response to Psilocybin in Healthy SubjectsNCT03912974 · University Hospital, Basel, Switzerland	Completed	Phase 1	psilocybin	1
Pharmacological Interaction Between Doxazosin and Methylenedioxymethamphetamine (MDMA)NCT01386177 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Emotional Effects of Methylphenidate and MDMA in Healthy SubjectsNCT01465685 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Influence of Bupropion on the Effects of MDMANCT01771874 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Interaction Between Reboxetine and 3,4-Methylenedioxymethamphetamine: Pharmacodynamics (PD) and Pharmacokinetics (PK)NCT00886886 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Interaction Between Duloxetine and 3,4-Methylenedioxymethamphetamine (MDMA, Ecstasy)NCT00990067 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Pharmacological Interaction Between Clonidine and Methylenedioxymethamphetamine (MDMA)NCT01136278 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Pharmacological Interaction Between Pindolol and MDMA (3,4-Methylenedioxymethamphetamine)NCT00895804 · University Hospital, Basel, Switzerland	Completed	Phase 1	mdma	1
Effect of Methylenedioxymethamphetamine (MDMA) (Serotonin Release) on Fear ExtinctionNCT03527316 · University Hospital, Basel, Switzerland	Completed	Early Phase 1	mdma	1
Direct Comparison of Altered States of Consciousness Induced by LSD and PsilocybinNCT03604744 · University Hospital, Basel, Switzerland	Completed	Early Phase 1	lsd, psilocybin	1
Role of the Serotonin 5-HT2A Receptor in LSD-induced Altered States of Consciousness (LDR-Study)NCT03321136 · University Hospital, Basel, Switzerland	Completed	Early Phase 1	lsd	1
Effects of MDMA and Methylphenidate on Social CognitionNCT01616407 · University Hospital, Basel, Switzerland	Completed	Early Phase 1	mdma	1
Role of Dopamine, Serotonin and 5-HT2A Receptors in Emotion ProcessingNCT03019822 · University Hospital, Basel, Switzerland	Completed	Early Phase 1	lsd, mdma	1
Psychological, Physiological, Endocrine, and Pharmacokinetic Effects of LSD in a Controlled StudyNCT01878942 · University Hospital, Basel, Switzerland	Completed	Early Phase 1	lsd	1
Effects of Methylphenidate, Modafinil, and MDMA on Emotion-processing in Humans: A Pharmaco-fMRI StudyNCT01951508 · University Hospital, Basel, Switzerland	Completed	Early Phase 1	mdma	1
Neuronal Correlates of Altered States of ConsciousnessNCT02308969 · University Hospital, Basel, Switzerland	Completed	Early Phase 1	lsd	1
LSD-Perceptual-Choice-StudyNCT05976698 · University Hospital, Basel, Switzerland	Completed	Not applicable	lsd	1
Circulating Oxytocin Changes in Response to MDMA vs. Placebo in Adult Patients With Autism Spectrum Disorder and Matched Healthy ControlsNCT07555132 · University Hospital, Basel, Switzerland	Not yet recruiting	Not applicable	mdma	1
Circulating Oxytocin Changes in Response to the Oxytocin System Stimulator MDMA in Patients With Diabetes Insipidus and Healthy ControlsNCT04648137 · University Hospital, Basel, Switzerland	Completed	Not applicable	mdma	1
Pharmacological Interaction Between Carvedilol and Methylenedioxymethamphetamine (MDMA)NCT01270672 · University Hospital, Basel, Switzerland	Completed	Not applicable	mdma	1

Sponsor attribution is the lead sponsor recorded on ClinicalTrials.gov API v2. Collaborators are not counted here. Data build 2026-08-25.