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Tourette SyndromePhase 2NCT05434546

A Study to Explore the Effect of Sepranolone in Tourette Syndrome

A Phase 2 study testing Sepranolone in people with Tourette Syndrome and Tourette Syndrome in Adolescence, run by Asarina Pharma at 2 sites in Denmark.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The study was an open-label, randomized, multicenter, parallel, Phase 2a study in adolescents and adult patients with Tourette syndrome that aimed to explore the efficacy of Sepranolone as a treatment for Tourette syndrome, by reducing the severity and frequency of tics. Read more about this study

Who is it for?
Ages 12 to 55 years
What is being tested?
Sepranolone
Could I receive a placebo?
No, everyone receives an active treatment
How many people
26 participants
Where
2 sitesDenmark
Study dates
16 Feb 2022to 1 Feb 2023
Phase
Phase 2
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 12 to 55 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Tic severity score ≥ 20 Yale Global Tic Severity Scale (YGTSS) Total Score at baseline
  • The patient may have Obsessive-Compulsive Disease (OCD) as a comorbidity

Who cannot join

  • Patient has participated in a clinical study over the past 30 days
  • Evidence or history of neurological disease that may interfere with the study
  • Malignant disease
  • Unstable or clinical significant medical condition that could pose a risk
  • HIV/ongoing hepatitis
  • Clinical significant findings in vital signs
  • History of anaphylactic reactions

Trial locations and contacts

2 sites in 1 country.

Denmark2 sites
  • Herlev Hospital

    Copenhagen, Herlev, 2730

  • Bispebjerg Hospital

    Copenhagen, 2400

Other trials in Denmark

About this study

Official title: A Randomized, Open-label, Multicenter, Phase 2 Clinical Trial to Explore the Safety and Efficacy of Sepranolone in Pediatric and Adult Patients With Tourette Syndrome

The study was an open-label, randomized, multicenter, parallel, Phase 2a study in adolescents and adult patients with Tourette syndrome that aimed to explore the efficacy of Sepranolone as a treatment for Tourette syndrome, by reducing the severity and frequency of tics. The total study duration from the Screening Visit to the final follow-up visit was approximately 26 weeks and included the following periods:

  • A baseline period of 4 weeks between the screening visit (Visit 1) and randomization (4 weeks of baseline period were not needed in well-known adult subjects with stable Tourette syndrome history over the past at least 4 weeks). A school holiday/annual leave period of 2-6 weeks where no study-related activities were done.
  • A randomized treatment period of 12 weeks
  • A safety follow-up period of 4 weeks
Being tested
Sepranolone
Keywords
Tourette Syndrome in Adults
Medical subject headings
Tourette Syndrome

What participants receive

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

  • SepranoloneDrug

    Also called Isoallopregnanolone

    Treatment with 10 mg Sepranolone s.c. twice weekly for 12 weeks alongside patient's standard of care Tourette treatment.

Study groups in NCT05434546
Study groupRoleWhat they receive
SepranoloneExperimentalSepranolone 10 mg sc twice weekly for 12 weeks alongside the patient's standard of care Tourette treatment.
Receives: Drug: Sepranolone
No InterventionNo interventionContinuation of the patient's standard of care Tourette treatment for 12 weeks.

What is being measured

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

  1. To investigate the efficacy of Sepranolone to reduce tic severity in patients with Tourette syndrome at 12 weeks, as measured by change in baseline in the The Yale Global Tic Severity Scale (YGTSS) Total Score.

    The Yale Global Tic Severity Scale (YGTSS) is a validated scale for assessing the severity of motor and vocal tics in both children and adults with Tourette syndrome. Tics are scored based on a semi-structured interview, including scoring of the number, frequency, intensity, complexity, and interference of tics. The primary endpoint is the total tic score assessment. The score ranges from 0-50, where a higher score indicates a worse outcome.

    Measured: Change from baseline at week 4, 8 and 12.

Secondary outcomes (5)
  1. Safety and tolerability of Sepranolone in adolescent and adult patients with Tourette syndrome

    Collection of adverse events (AEs) including spontaneous reporting, number of subjects with clinically significant changes in clinical safety laboratory blood and urine test values, vital signs, weight, and injection related events.

    Measured: From randomization (day 1) until the end of study visit (week 16).

  2. To evaluate the efficacy of Sepranolone to reduce tic related impairment in patients with Tourette syndrome at 12 weeks, as measured by change in baseline in the Yale Global Tic Severity Scale (YGTSS) Impairment Score.

    The Yale Global Tic Severity Scale (YGTSS) is a validated scale for assessing the severity of motor and vocal tics in both children and adults with Tourette syndrome. Tics are scored based on a semi-structured interview, including scoring of the number, frequency, intensity, complexity, and interference of tics. The secondary endpoint is the impairment score assessment. The score ranges from 0-50, where a higher score indicates a worse outcome.

    Measured: Change from baseline at week 4, 8 and 12.

  3. To evaluate the efficacy of Sepranolone to reduce the urge to tic in patients with Tourette syndrome at 12 weeks, as measured by change in baseline in the Premonitory Urge for Tics Scale (PUTS) scale.

    The Premonitory Urge for Tics Scale (PUTS) scale is an assessment aiming to quantify the premonitory urge to tic. The scale is reliable and valid instrument for children from above the age of 10 and for adults. This scale is used as a self-report assessment instrument, where the Investigator asks 10 questions, out of which the score for the first 9 questions add up to the total score (i.e., the 9-Item Total). The respondent has 4 alternatives, "not at all true", "a little true", "pretty much true" and "very much true," represented by a score or 1-4, respectively. The total score ranges from 9-36, where a higher score indicates a worse outcome.

    Measured: Change from baseline at week 4, 8 and 12.

  4. To evaluate the effect of Sepranolone on activities of daily living in patients with Tourette syndrome at 12 weeks, as measured by change in baseline in the GTS-QoL ADL subscale.

    The Gilles de la Tourette Syndrome - Quality of Life (GTS-QoL) physical/activities of daily living (ADL) subscale assesses the impact of the symptoms of Tourette syndrome on the subject's quality of life. The instrument consists of 27 questions, asked by an interviewer, where subjects score the extent of impact on a 5-point verbal scale ranging from "no problems" to "extreme problems." The score ranges from 27-135, where a higher score indicates a worse outcome.

    Measured: Change from baseline at week 4, 8 and 12.

  5. To evaluate the effect on Global impression by Sepranolone in patients with Tourette syndrome at 12 weeks, as measured by the Tourette Syndrome-Clinical Global Impression (TS-CGI).

    The Tourette Syndrome-Clinical Global Impression (TS-CGI) is a clinician rating of the change in severity of the symptoms of Tourette syndrome. The scale is a 7-step Likert scale, where the following alternatives are represented by a score of 1-7, respectively: "very much worsened," "much worsened," "minimally worsened," "no change," "minimally improved," "much improved," or "very much improved." The score ranges from 1-7, where a higher score indicates a better outcome.

    Measured: TS-CGI score at week 4, 8 and 12.

Timeline

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

  1. First posted28 Jun 2022
  2. Study start16 Feb 2022
  3. Primary completion1 Feb 2023
  4. Study completion1 Feb 2023

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
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
Interventional, open-label, multicenter, randomized, parallel group study
Masking
None (open label)
Enrolment
26 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05434546
Sponsor's protocol ID
APH205
Status last verified
Jun 2023
First submitted
12 Mar 2022
Last updated
9 Jun 2023
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Sepranolone in people with Tourette Syndrome and Tourette Syndrome in Adolescence, run by Asarina Pharma at 2 sites in Denmark.

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 2 inclusion and 7 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: finished, as of the sponsor's last update on 9 Jun 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Denmark. Whether a site is taking part right now should be confirmed with that site. See every site.

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?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

To investigate the efficacy of Sepranolone to reduce tic severity in patients with Tourette syndrome at 12 weeks, as measured by change in baseline in the The Yale Global Tic Severity Scale (YGTSS) Total Score. (time frame: Change from baseline at week 4, 8 and 12.). 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 9 Jun 2023.

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