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Active, not recruitingPhase 1/2

A Phase I/II Clinical Trial With SENS-501 in Children Suffering From Severe to Profound Hearing Loss Due to Otoferlin (OTOF) Mutations

Key facts

Who runs it
Sensorion
Where
Australia, France, Germany, and Italy4 sites in 4 countriesChoose a country to see its sites
Status
Active, not recruiting
Phase
Phase 1/2
People taking part
12 people, planned
Started
21 Jun 2024
Expected to end
Jul 2031
Type of study
Interventional, 3 groups
Treatments tested
  • SENS-501 administration
Record updated
8 July 2026

Who can take part

Age
6 months to 31 months
Sex
Women and men
Healthy volunteers
Cannot take part

The registry criteria, word for word

Show all 13 criteriaShow less

Who can take part

  • Children (male or female) ≥ 6 to ≤ 31 months at the time of inclusion
  • Severe to profound hearing loss assessed by auditory brainstem response (ABR)
  • Biallelic mutation in the Otoferlin gene
  • Presence of Otoacoustic emissions (OAEs)
  • Documented normal cochlea and internal auditory canals
  • Patients with intact vestibular function

Who cannot take part

  • Have been dosed in a previous gene therapy clinical trial
  • Patients with a prior or current cochlear implant
  • Any contraindication to the surgery determined by the surgeon or anesthesia determined by the anesthesiologist, or designee, or history of therapy known as ototoxic (e.g., cisplatin, high dose and long treatment with aminoglycosides, etc.) for an extended period (more than 2 weeks)
  • History of chronic, acute, or major disease, or unspecified reasons, that in the opinion of the Investigator, makes the participant unsuitable for participation in the study or constitutes an unacceptable risk
  • Any other condition that, in the opinion of the Investigator, may compromise the safety or compliance of the participant or would preclude the participant from successful completion of the study or might interfere with the evaluation of study treatment
  • Participation in any other interventional clinical trial
  • Anticipated noncompliance with the protocol requirements

This trial has no sites in United States.

It has sites in 4 countries. Choose a country to see its sites.

About the trial

What the trial wants to find out

This study intends to assess safety, tolerability, and efficacy of SENS-501 in children between the ages of 6-31 months with pre-lingual hearing loss due to a mutation in the Otoferlin gene.

The 3 groups in the trial

  • Dose escalation - Low dose groupTreatment being tested

    Intracochlear administration of a Low dose of SENS-501 in one ear, with a dedicated administration system

    Treatment: SENS-501 administration

  • Dose escalation - High dose groupTreatment being tested

    Intracochlear administration of a High dose of SENS-501 in one ear, with a dedicated administration system

    Treatment: SENS-501 administration

  • Dose expansion groupTreatment being tested

    Intracochlear administration of SENS-501 in one ear, with a dedicated administration system, at the dose recommended following the Dose escalation phase

    Treatment: SENS-501 administration

Data and sources

Registry record
Listed on ClinicalTrials.gov and on the EU's official list of trials (CTIS).
Official title
A Phase I/II, Open-ended, Adaptative, Open Label Dose Escalation and Expansion Clinical Trial to Evaluate the Efficacy and Safety of Unilateral Intracochlear Injection of SENS-501 Using an Injection System in Children With Severe to Profound Hearing Loss Due to Otoferlin Gene Mutations
Record updated
8 July 2026