Clinical trial Recruiting at 18 sites Phase 3 Interventional Ages 5 to 20 Women only

Efficacy of Bionetide for treating Rett syndrome in females

Official title: A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Phase 3 Study of Bionetide for the Treatment of Girls and Women With Rett Syndrome

Run by Biomed Industries, Inc. · NCT06840496 · Data updated 2026-11-12

This study is testing if an oral medication called Bionetide can help improve behavior and communication in girls and young women aged 5 to 20 with Rett syndrome.

More Rett Syndrome trials

Quick facts

PhasePhase 3
Study typeInterventional
Ages5 Years to 20 Years
SexWomen only
Enrollment210 (estimated)
SponsorBiomed Industries, Inc.
Industry-sponsored
Locations18 sites (Phoenix, Arizona and 17 other locations)
StatusRecruiting
StartedSeptember 30, 2026
Main results expectedSeptember 30, 2027
Study endsDecember 30, 2027
Registry record updatedMarch 27, 2026
Trial IDNCT06840496 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are females aged 5 to 20 with a documented MECP2 gene mutation and a stable seizure pattern.

Probably not a fit

Patients who are male or do not have a confirmed diagnosis of classic Rett syndrome may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This clinical trial investigates the effectiveness of oral Bionetide compared to a placebo in females aged 5 to 20 with Rett syndrome. The primary focus is on measuring changes in behavior and communication abilities over a 12-week period. Key assessments include the Rett Syndrome Behavior Questionnaire and the Clinical Global Impression-Improvement score. The study aims to provide insights into the potential benefits of Bionetide for improving the quality of life in affected individuals.

Why it matters

Potential benefit: If successful, this treatment could significantly improve communication and behavioral outcomes for females with Rett syndrome.

How similar studies have gone: While this approach is novel in the context of Rett syndrome, similar studies targeting genetic conditions have shown promising results.

Who can join: the full rules

Show full inclusion / exclusion criteria
INCLUSION CRITERIA

1. Female subjects 5 to 20 years of age, inclusive, at Screening
2. Body weight ≥12 kg at Screening
3. Can swallow the study medication provided as a liquid solution or can take it by gastrostomy tube
4. Has classic/typical Rett syndrome (RTT)
5. Has a documented disease-causing mutation in the MECP2 gene
6. Has a stable pattern of seizures, or has had no seizures, within 8 weeks of Screening
7. Subjects of childbearing potential must abstain from sexual activity for the duration of the study and for at least 30 days thereafter or must agree to use acceptable methods of contraception. Subject must not be pregnant or breastfeeding.
8. The subject's caregiver is English-speaking and has sufficient language skills to complete the caregiver assessments
9. Subject and caregiver(s) must reside at a location to which study drug can be delivered and have been at their present residence for at least 3 months prior to Screening

EXCLUSION CRITERIA

1. Has been treated with insulin within 12 weeks of Baseline
2. Has current clinically significant cardiovascular, endocrine (such as hypo- or hyperthyroidism, Type 1 diabetes mellitus, or uncontrolled Type 2 diabetes mellitus), renal, hepatic, respiratory or gastrointestinal disease (such as celiac disease or inflammatory bowel disease) or has major surgery planned during the study
3. Has a history of, or current, cerebrovascular disease or brain trauma
4. Has significant, uncorrected visual or uncorrected hearing impairment
5. Has a history of, or current, malignancy
6. Has a known history or symptoms of long QT syndrome

Where it's running

  • Biomed Testing Facility # BIO-01-85012
    Phoenix, Arizona, United States
    Recruiting
  • Biomed Testing Facility # BIO-05-92093
    La Jolla, California, United States
    Recruiting
  • Biomed Testing Facility # BIO-04-90095
    Los Angeles, California, United States
    Recruiting
  • Biomed Testing Facility # BIO-03-95817
    Sacramento, California, United States
    Recruiting
  • Biomed Testing Facility # BIO-02-94104
    San Francisco, California, United States
    Recruiting
  • Biomed Testing Facility #BIO-06-80042
    Aurora, Colorado, United States
    Recruiting
Show 12 more locations
  • Biomed Testing Facility #BIO-07-33606
    Tampa, Florida, United States
    Recruiting
  • Biomed Testing Facility #BIO-08-60612
    Chicago, Illinois, United States
    Recruiting
  • Maryland Locations Biomed Testing Facility #BIO-9-21205
    Baltimore, Maryland, United States
    Recruiting
  • Biomed Testing Facility #BIO-10-02115
    Boston, Massachusetts, United States
    Recruiting
  • Biomed Testing Facility #BIO-13-10467
    The Bronx, New York, United States
    Recruiting
  • Biomed Testing Facility #BIO-17-19104
    Philadelphia, Pennsylvania, United States
    Recruiting
  • Biomed Testing Facility #BIO-19-77030
    Houston, Texas, United States
    Recruiting
  • Biomed Testing Facility #BIO-20-98105
    Seattle, Washington, United States
    Recruiting
  • Biomed Research Unit-BIO-23-NSW 2050
    Camperdown, New South Wales, Australia
    Recruiting
  • Biomed Research Unit-BIO-24-NSW-4101
    South Brisbane, Queensland, Australia
    Recruiting
  • Biomed Research Unit-BIO-21-VIC-3084
    Heidelberg West, Victoria, Australia
    Recruiting
  • Biomed Research Unit- BIO-22-VIC 3010
    Parkville, Victoria, Australia
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

  • Auditory EEG and behavioral testing for people with Rett syndrome

    This project will record noninvasive EEG while people with Rett syndrome and matched controls listen to simple sounds to see how their brains process sound.

    Recruiting University of Rochester · Rochester, New York · NCT07569445

  • Fenfluramine HCl for Rett Syndrome in a Phase 3 study

    This study tests whether fenfluramine hydrochloride helps people with Rett syndrome when compared to a placebo.

    Recruiting at 40 sites Phase 3 UCB Pharma · Little Rock, Arkansas and 39 other locations · NCT07503444

  • Daily oral vorinostat for girls and young women with Rett syndrome

    This trial will try daily oral vorinostat at two escalating dose levels, using a four-week placebo baseline and an N-of-1 design so each participant serves as her own control, to see if the drug is safe and shows clinical or molecular benefit in girls and young women with typical Rett syndrome.

    Recruiting Phase 1 Unravel Biosciences, Inc. · Medellín · NCT07150013

  • Assessing cognitive function in Rett syndrome patients receiving trofinetide treatment

    This study is testing how well eye-tracking tasks can measure cognitive abilities in people with Rett syndrome who are starting treatment with trofinetide.

    Recruiting University of Minnesota · Minneapolis, Minnesota · NCT06705816

  • Identifying biomarkers in Rett Syndrome

    This study is trying to find specific brain signals in girls with Rett Syndrome to see how they differ from girls without the condition and how these signals relate to the severity of their symptoms over time.

    Recruiting at 6 sites Children's Hospital of Philadelphia · Los Angeles, California and 5 other locations · NCT05932589

  • Gene editing to correct common MECP2 mutations in Rett syndrome

    This project will test CRISPR/Cas9 delivered with AAV to correct common MECP2 mutations in females with Rett syndrome using lab and animal work.

    Recruiting University of Siena · Siena, Siena · NCT05740761

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
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Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.