Clinical trial • Phase IV • Psychiatry

Thiopental sodium for Major depressive disorder

Phase IV trial of Thiopental sodium for Major depressive disorder.

Overview

Trial Therapeutic Area
Psychiatry
Trial Disease
Major depressive disorder
Trial Stage
Phase IV
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
18-12-2024
First CTIS Authorization Date
27-03-2025

Trial design

Randomised, high thiopental dose versus low thiopental dose (thiopental sodium / pentocur iv); exact arm doses/schedules not specified in the ctis record.-controlled Phase IV trial across 4 sites in Sweden.

Randomised
Yes
Comparator
High thiopental dose versus low thiopental dose (thiopental sodium / Pentocur IV); exact arm doses/schedules not specified in the CTIS record.
Target Sample Size
210
Trial Duration For Participant
365

Eligibility

Recruits 210 No vulnerable population selected; patients under compulsory psychiatric care are excluded. Informed consent must be provided by participants who speak or understand Swedish or English sufficiently..

Vulnerable Population
No vulnerable population selected; patients under compulsory psychiatric care are excluded. Informed consent must be provided by participants who speak or understand Swedish or English sufficiently.

Inclusion criteria

  • {"criterion_text":"- •\tage 18 years and above\n- •\thospitalized patients with an ongoing major depressive episode within MDD"}

Exclusion criteria

  • {"criterion_text":"- •\tpostpartum depression\n- •\tschizophrenia\n- •\tpsychotic syndrome\n- •\tbipolar disorder\n- •\tpatients for whom the anesthesiologist deems that a high anesthetic dose is inappropriate due to a somatic condition.\n- •\tpatients under compulsory psychiatric care according to the Swedish Act on Compulsory Psychiatric Care (Lagen om psykiatrisk tvångsvård)\n- •\tpatients who do not speak or understand Swedish or English sufficiently to provide informed consent or complete study assessments"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Change in MADRS score after six ECT sessions with a low thiopental dose compared to a high thiopental dose for anesthesia during ECT for MDD","definition_or_measurement_approach":"Change in MADRS score measured after six ECT sessions (MADRS score change after six ECT sessions)."}

Secondary endpoints

  • {"endpoint_text":"- Seizure duration in the low versus high thiopental dose group\n- Cognitive side effects within a week after ECT and after six months\n- The total number of ECT sessions in a series in the low versus high thiopental dose group\n- Length of hospital stay in the low versus high thiopental dose group\n- Awareness during anesthesia in the low versus high thiopental dose group\n- The risk for MDD relapse within a year after ECT in the low versus high thiopental dose group","definition_or_measurement_approach":"Not specified in CTIS record for individual secondary endpoints beyond their descriptions (e.g., seizure duration, cognitive side effects at specified timepoints, total number of ECT sessions, length of stay, awareness during anesthesia, MDD relapse within one year)."}

Recruitment

Planned Sample Size
210
Recruitment Window Months
83
Consent Approach
Informed consent obtained from participants themselves; participants must speak or understand Swedish or English sufficiently to provide informed consent and complete study assessments. No assent or proxy consent procedures described; patients under compulsory psychiatric care are excluded.

Geography

Total Number Of Sites
4
Total Number Of Participants
210

Sweden

Earliest CTIS Part Ii Submission Date
12-03-2025
Latest Decision Or Authorization Date
27-03-2025
Processing Time Days
15
Number Of Sites
4
Number Of Participants
210

Sites

Site Name
Region Stockholm – SLSO
Department Name
Psykiatri Nordväst, Danderyds sjukhus
Principal Investigator Name
Nina Jovanovic
Principal Investigator Email
nina.jovanovic@regionstockholm.se
Contact Person Name
Nina Jovanovic
Site Name
Region Oerebro Laen
Department Name
Allmänpsykiatrin, Universitetssjukhuset Örebro, Region Örebro län
Principal Investigator Name
Axel Nordenskjöld
Principal Investigator Email
axel.nordenskjold@regionorebrolan.se
Contact Person Name
Axel Nordenskjöld
Site Name
Sahlgrenska University Hospital-Vaestra Goetalandsregionen
Department Name
Psykiatri Affektiva, Sahlgrenska sjukhuset
Principal Investigator Name
Robert Sigström
Principal Investigator Email
robert.sigstrom@gu.se
Contact Person Name
Robert Sigström
Contact Person Email
robert.sigstrom@gu.se
Site Name
Region Stockholm – SLSO
Department Name
S:t Görans sjukhus, Norra Stockholms psykiatri, SLSO, Region Stockholm
Principal Investigator Name
Carl-Johan Ekman
Principal Investigator Email
carl-johan.ekman@regionstockholm.se
Contact Person Name
Carl-Johan Ekman

Sponsor

Primary sponsor

Full Name
Karolinska Institutet
Organisation Type
Educational Institution
Country Of Registered Address
Sweden

Investigational products

Investigational Product Name
Pentocur 1 g pulver till injektionsvätska, lösning
Active Substance
Thiopental sodium
Modality
Small molecule
Routes Of Administration
Intravenous
Route
Intravenous
Authorisation Status
Marketing authorisation present (marketingAuthNumber: 61069, authorisationCountryCode: SE)
Maximum Dose
5.50 mg/kg (max total 6.00 g)

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