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Depressive DisorderEarly Phase 1NCT05266560

Effects of Ciprofol Anesthesia on Learning and Memory Function and Antidepressant Effects of ECT in Depressive Patients

A Early Phase 1 study testing ciprofol and Propofol in people with Depressive Disorder, run by First Affiliated Hospital of Chongqing Medical University.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

In this clinical study, propofol was used as the positive control, and a randomized controlled trial design was used to observe the effects of ciprofol anesthesia on learning and memory function and antidepressant efficacy in patients with ECT. Read more about this study

Who is it for?
Ages 16 to 45 years
Conditions the study is for
Depressive Disorder
What is being tested?
ciprofol and Propofol
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
390 participants
Where
No sites listed yet
Study dates
1 Mar 2022to 31 Dec 2024
Phase
Early Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 16 to 45 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Depressed patients who plan to receive MECT.
  • Meet the diagnostic criteria of DSM-IV depression
  • 16≤age≤45 years old, gender is not limited
  • ASA score is I or II
  • The depressive episode lasted for at least 2 weeks
  • Clearly understand and voluntarily participate in the study and sign the informed consent form.

Who cannot join

  • Combined with serious physical diseases, such as uncontrolled hypertension, coronary heart disease, intracranial vascular malformations, asthma attacks, severe liver and kidney dysfunction, etc.
  • Foreign bodies in the body: such as pacemakers, intracranial electrodes, etc.
  • Those who have a history of epilepsy
  • Those who are taking reserpine
  • Those with acute and systemic infectious diseases, with moderate or higher fever
  • Those with a history of manic episodes
Show all 12Show fewer
  • Those with anesthetics, Allergic to muscle relaxants
  • Pregnant women
  • Glaucoma
  • Bipolar disorder, or combined with other mental illnesses, mental retardation
  • Those who are judged not suitable for MECT treatment by the competent physician
  • History of drug abuse

About this study

Official title: Effects of Ciprofol Anesthesia on Learning and Memory Function and Antidepressant Efficacy of ECT in Patients With Depression

In this clinical study, propofol was used as the positive control, and a randomized controlled trial design was used to observe the effects of ciprofol anesthesia on learning and memory function and antidepressant efficacy in patients with ECT. A total of 390 depressed patients who were to undergo electroconvulsive therapy were selected and randomly divided into two groups, namely the propofol group (n=195 cases) and the ciprofol group (n=195 cases). The patients in the propofol group were given propofol 1.5mg/kg + succinylcholine 1mg/kg, and the patients in the ciprofol group were given ciprofol 0.4mg/kg and succinylcholine 1mg/kg, and the patients were given electroshock after anesthesia treat.

Read the detailed description

Ciprofol injection, whose active component (HSK3486) is propofol analogue, is a novel treatment for anesthesia induction and maintenance. It has been authorized for commercialization in China on December 14, 2020.

The purpose of this experiment is to know the effect of ciprofol on the antidepressant effect and cognitive function of depressive patients after electroconvulsive therapy. Ciprofol is very similar in structure to propofol, so propofol was used as the control group in this experiment.

Being tested
ciprofol, Propofol
Medical subject headings
Depressive Disorder

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • ciprofolDrug

    Also called 2-[(1R)-1-cyclopropylethyl]-6-isopropyl-phenol

    A new type of anesthetic drug, Ciprofol, which is newly listed and has national independent intellectual property rights, is an analogue of propofol. Its chemical name is 2-[(1R)-1-cyclopropylethyl]-6-isopropyl-phenol, and it acts on GABAA receptors like propofol. Compared with propofol, ciprofol is 4-5 times more potent, which can significantly reduce the amount of anesthetics.

  • PropofolDrug

    Also called 2,6-Diisopropylphenol

    Propofol is a commonly used anesthetic in clinical practice and is often used before ECT.

Study groups in NCT05266560
Study groupRoleWhat they receive
Propofol injection group (1.5mg/kg)Active comparatorThe patients in the propofol group were given intravenous injection of propofol 1.5 mg/kg and succinylcholine 1 mg/kg in turn, and the interval between each drug administration was 1 minute, and electroconvulsive therapy was performed after the patients were anesthetized.
Receives: Drug: Propofol
Ciprofol injection group(0.4mg/kg)ExperimentalThe patients in the ciprofol group were given intravenous injection of ciprofol 0.4 mg/kg and succinylcholine 1 mg/kg in turn. The interval between each drug administration was 1 minute, and the patients received electroconvulsive therapy after anesthesia.
Receives: Drug: ciprofol

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Cognitive impairment rate within 24 hours after the whole ECT course

    Percentage of patients with cognitive impairment within 24 hours after the whole ECT course

    Measured: After the patient received MECT treatment within 24 hours after the whole ECT course

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted4 Mar 2022
  2. Study start1 Mar 2022 (estimated)
  3. Primary completion1 Jul 2024 (estimated)
  4. Study completion31 Dec 2024 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Early Phase 1
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
390 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05266560
Sponsor's protocol ID
C-ECT20220214
Status last verified
Feb 2022
First submitted
14 Feb 2022
Last updated
4 Mar 2022
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing ciprofol and Propofol in people with Depressive Disorder, run by First Affiliated Hospital of Chongqing Medical University.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 12 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 4 Mar 2022. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Cognitive impairment rate within 24 hours after the whole ECT course (time frame: After the patient received MECT treatment within 24 hours after the whole ECT course). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 4 Mar 2022.

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