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Muscular Atrophy, SpinalPhase 4OFELIANCT05073133

Safety and Efficacy of Intravenous OAV101 (AVXS-101) in Pediatric Patients With Spinal Muscular Atrophy (SMA) (OFELIA)

A Phase 4 study testing OAV101 in people with Muscular Atrophy, Spinal, run by Novartis Pharmaceuticals at 5 sites in 2 countries.

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

This was a phase IV Open-label, single-arm, single-dose, multicenter study, to evaluate the safety, tolerability and efficacy of intravenous administration of OAV101 (AVXS-101) in patients with SMA with bi-allelic mutations in the survival motor neuron 1 (SMN1) gene ≤ 24 months and weighing ≤ 17 kg, over a 18-month… Read more about this study

Who is it for?
Ages Up to 24 months
Conditions the study is for
Muscular Atrophy, Spinal
What is being tested?
OAV101
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
16 participants
Where
5 sitesin 2 countries
Study dates
4 Nov 2021to 8 Aug 2023
Phase
Phase 4
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 Up to 24 months
  • All sexes
  • No healthy volunteers
  • Child

Who may be able to join

  • Written informed consent/assent obtained prior to any assessment performed
  • Symptomatic SMA diagnosis based on gene mutation analysis with bi-allelic SMN1 mutations (deletion or point mutations) and any copy of SMN2 gene.
  • Age ≤ 24 months of age at time of treatment
  • 3. Weight ≤17 kg at the time of Screening Period 4. Naïve to treatment or have discontinued an approved drug/therapy 5. Up-to date on recommended childhood vaccinations and RSV prophylaxis with palivizumab (also known as Synagis), per local standard of care

Who cannot join

  • Previous use of OAV101 or any AAV9 gene therapy
  • Participant with history of aspiration pneumonia or signs of aspiration (eg, coughing or sputtering of food) within 4 weeks prior to Screening
  • Participant dependent on gastrostomy feeding tube for 100% of nutritional intake.
  • Anti-AAV9 antibody titer > 1:50 as determined by ligand binding immunoassay at the time of screening
  • Inability to take corticosteroids
  • Concomitant use of immunosuppressive therapy, plasmapheresis, immunomodulators such as adalimumab, or immunosuppressive therapy within 3 months prior to gene replacement therapy (eg, cyclosporine, tacrolimus, methotrexate, rituximab cyclophosphamide, IV immunoglobulin)
Show all 9Show fewer
  • Hepatic dysfunction (i.e. AST, ALT, bilirubin, GGT or GLDH, ≥ ULN; CTCAE ≥ 1) at Screening (with the exception of isolated AST elevation: in the absence of other liver laboratory abnormalities, isolated AST elevation is not considered exclusionary)
  • Previously treated with nusinersen (Spinraza®) within 4 months prior to Screening
  • Previously treated with risdiplam (EvrysdiTM) within 15 days prior to Screening (washout period of at least 5 half-lives before Screening)

Trial locations and contacts

5 sites in 2 countries.

5 sites in 2 countries

Brazil3 sites
  • Novartis Investigative Site

    Belo Horizonte, Minas Gerais, 30130-000

  • Novartis Investigative Site

    Porto Alegre, Rio Grande do Sul, 90035-903

  • Novartis Investigative Site

    São Paulo, São Paulo, 05403-000

Other trials in Brazil

Argentina2 sites
  • Novartis Investigative Site

    Buenos Aires, C1245AAM

  • Novartis Investigative Site

    CABA, Buenos Aires, C1181ACH

Other trials in Argentina

About this study

Official title: A Phase IV Open-label, Single-arm, Single-dose, Multicenter Study to Evaluate the saFEty, toLerability and effIcacy of Gene Replacement Therapy With intravenousOAV101(AVXS101) in Pediatric Patients From Latin America With Spinal Muscular Atrophy (SMA) - OFELIA

This was a phase IV Open-label, single-arm, single-dose, multicenter study, to evaluate the safety, tolerability and efficacy of intravenous administration of OAV101 (AVXS-101) in patients with SMA with bi-allelic mutations in the survival motor neuron 1 (SMN1) gene ≤ 24 months and weighing ≤ 17 kg, over a 18-month period post infusion.

Read the detailed description

This is an open-label, single arm, multi-center study to evaluate the safety, tolerability, and efficacy of IV OAV101 in symptomatic SMA pediatric participants. The study enrolled participants ≤ 24 months old that weigh ≤ 17 kg. Participants who met eligibility criteria at Screening and Baseline visits received a single dose of IV OAV101 t the approved dose of 1.1e14 vg/kg and were followed for 18 months. The study included a 20-day screening period in which there were 2 Screening visits, during which, eligibility was assessed (Screening 1), weight was collected for dose calculation (Screening 2), and baseline assessments were performed prior to treatment.

On Day -1, participants were admitted to the hospital for pre-treatment baseline procedures including prednisolone treatment per study protocol. On Day 1, participants received a single IV infusion of OAV101. Participants were discharged 12-48 hours after the infusion, based on Investigator judgment. Safety monitoring was performed on an ongoing basis per protocol requirement and was evaluated by the clinical safety team as well as DMC (Data monitoring committee).

Being tested
OAV101
Keywords
Zolgensma, OAV101, AVXS 101, gene therapy, Muscle atrophy, SBMA, spinal and bulbar muscular atrophy, spinal muscular atrophy, bulbar muscular atrophy, muscle function, myopathy, muscle wasting, atrophied muscle, loss of muscle strength
Medical subject headings
Muscular Atrophy, Spinal, Muscular Atrophy, Bulbo-Spinal Atrophy, X-Linked, Muscular Diseases

What participants receive

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

  • OAV101Genetic

    Also called AVXS-101, Zolgensma

    A single Gene Therapy IV infusion at 1.1e14 vector genome (vg)/kg over approximately 60 minutes

Study groups in NCT05073133
Study groupRoleWhat they receive
OAV101ExperimentalA single IV infusion at 1.1e14 vector genome (vg)/kg over approximately 60 minutes
Receives: Genetic: OAV101

What is being measured

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

  1. Number of Participants With Treatment Emergent AEs and SAEs

    An AE is any untoward medical occurrence (eg any unfavorable and unintended sign [including abnormal laboratory findings], symptom or disease) in a clinical investigation participant after providing written informed consent for participation in the study. Therefore, an AE may or may not be temporally or causally associated with the use of a medicinal (investigational) product.

    Changes from baseline in vital signs, cardiac safety assessments, and clinical laboratory results are reported as Adverse Events if clinically significant and as applicable, per investigator assessment.

    Measured: Up to Month 18

  2. Evaluation of Important Identified and Important Potential Risks - Treatment-emergent Adverse Events of Special Interest

    An AE is any untoward medical occurrence (eg any unfavorable and unintended sign [including abnormal laboratory findings], symptom or disease) in a clinical investigation participant after providing written informed consent for participation in the study. Therefore, an AE may or may not be temporally or causally associated with the use of a medicinal (investigational) product.

    Adverse events of special interest (AESI) are defined by the important identified risk and important potential risk: Hepatotoxicity, Thrombocytopenia, Cardiac adverse events, Sensory abnormalities suggestive of ganglionopathy, and Thrombotic microangiopathy. These were assessed by the investigator.

    Measured: Up to Month 18

Secondary outcomes (1)
  1. Number of Participants Who Achieve Development Motor Milestones According to the World Health Organization-Multicentre Growth Reference Study (WHO-MGRS)

    The World Health Organization-Multicentre Growth Reference Study (WHO-MGRS) was used to measure developmental motor milestones. This was assessed via the milestone checklist. The 6 developmental milestones are: sitting without support, hands-and-knees crawling, standing with assistance, walking with assistance, standing alone and walking alone. A yes response indicates that the patient reached a particular development milestone.

    Measured: Baseline (Screening), and at Weeks 26, 52 and 78

Timeline

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

  1. First posted11 Oct 2021
  2. Study start4 Nov 2021
  3. Primary completion8 Aug 2023
  4. Study completion8 Aug 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 4
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Model description
OAV101 will be administered as a single IV infusion at 1.1e14 vg/kg over approximately 60 minutes
Masking
None (open label)
Enrolment
16 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05073133
Sponsor's protocol ID
COAV101A1IC01
Other IDs
2023-000864-67, 2023
Acronym
OFELIA
Status last verified
Oct 2024
First submitted
20 Sep 2021
Last updated
9 Oct 2024
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: Novartis is committed to sharing with qualified external researchers, access to patient-level data and supporting clinical documents from eligible studies. These requests are reviewed and approved by an independent review panel on the basis of scientific merit. All data provided is anonymized to respect the privacy of patients who have participated in the trial in line with applicable laws and regulations. This trial data availability is according to the criteria and process described on https://www.clinicalstudydatarequest.com/.

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing OAV101 in people with Muscular Atrophy, Spinal, run by Novartis Pharmaceuticals at 5 sites in 2 countries.

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 4 inclusion and 9 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 Oct 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 5 sites in Brazil, Argentina. 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 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

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

Are results available for this study?

Yes. Results are posted in the registry (first posted 31 May 2024). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Number of Participants With Treatment Emergent AEs and SAEs (time frame: Up to Month 18). The study lists 2 primary outcomes in all. 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 Oct 2024.

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