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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT04729907




Registration number
NCT04729907
Ethics application status
Date submitted
11/12/2020
Date registered
29/01/2021
Date last updated
19/09/2024

Titles & IDs
Public title
Extension Study of Nusinersen (BIIB058) in Participants With Spinal Muscular Atrophy Who Previously Participated in a Study With Nusinersen
Scientific title
A Long-Term Extension Study of Nusinersen (BIIB058) Administered at Higher Doses in Participants With Spinal Muscular Atrophy Who Previously Participated in an Investigational Study With Nusinersen
Secondary ID [1] 0 0
2023-505637-27
Secondary ID [2] 0 0
232SM302
Universal Trial Number (UTN)
Trial acronym
ONWARD
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Muscular Atrophy, Spinal 0 0
Condition category
Condition code

Intervention/exposure
Study type
Interventional(has expanded access)
Description of intervention(s) / exposure
Experimental: BIIB058 28 mg (Prior Maintenance Dose 28 mg) - Participants who received maintenance dose of 28 milligrams (mg) nusinersen in study 232SM203 (NCT04089566), will receive maintenance dose of 28 mg nusinersen, by intrathecal injection, on Day 1, followed by maintenance dose of 28 mg nusinersen, by intrathecal injection, every 4 months, up to Day 1921.
Comparator / control treatment
Control group

Outcomes

Eligibility
Key inclusion criteria
Key

* Completed the Day 302 visit in study 232SM203 (NCT04089566) in accordance with the study protocol

Key
Minimum age
2 Years
Maximum age
No limit
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
* Treatment with another investigational therapy or enrollment in another interventional clinical study
* Treatment with an approved therapy for SMA after the Day 302 Visit of Study 232SM203 (NCT04089566)

NOTE: Other protocol defined Inclusion/Exclusion criteria may apply.

Study design
Purpose of the study
Treatment
Allocation to intervention
Non-randomised trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Blinded (masking used)
Who is / are masked / blinded?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
The people analysing the results/data
Intervention assignment
Parallel
Other design features
Phase
Phase 3
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Active, not recruiting
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
19/04/2021
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
31/07/2026
Actual
Sample size
Target
Accrual to date
Final
115
Recruitment in Australia
Recruitment state(s)

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Biogen
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
The primary objective of this study is to evaluate the long-term safety and tolerability of nusinersen administered intrathecally at higher doses to participants with spinal muscular atrophy (SMA) who previously participated in study 232SM203 (NCT04089566).

The secondary objective of this study is to evaluate the long-term efficacy of nusinersen administered intrathecally at higher doses to participants with SMA who previously participated in study 232SM203 (NCT04089566).
Trial website
https://clinicaltrials.gov/study/NCT04729907
Trial related presentations / publications
Public notes
This record is viewable in the ANZCTR as it had previously listed Australia and/or New Zealand as a recruitment site, however these sites have since been removed

Contacts
Principal investigator
Name 0 0
Medical Director
Address 0 0
Biogen
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for scientific queries



Summary Results

For IPD and results data, please see https://clinicaltrials.gov/study/NCT04729907