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Summary

The primary objective is to evaluate the long-term safety and tolerability of nusinersen (ISIS 396443) administered by intrathecal (IT) injection to participants with Spinal Muscular Atrophy (SMA) who previously participated in investigational studies of nusinersen. The secondary objective is to examine the long-term efficacy of nusinersen administered by IT injection to participants with SMA who previously participated in investigational studies of nusinersen.

Conditions

Spinal Muscular Atrophy

Recruitment Status

Active, not recruiting

Detailed Description

This study was initiated and the protocol was registered by Ionis Pharmaceuticals, Inc. In August 2016, Biogen assumed responsibility for this study.

Eligibility Criteria

Key Inclusion Criteria:

Signed informed consent of parent or guardian and signed informed assent of participant, if indicated per participant's age and institutional guidelines.
Completion of the index study in accordance with the study protocol or as a result of Sponsor decision (e.g., early termination of the index study) within the preceding 16 weeks

Key Exclusion Criteria:

Have any condition or worsening condition which in the opinion of the Investigator would make the participant unsuitable for enrollment, or could interfere with the participant participating in or completing the study
Clinically significant abnormalities in hematology or clinical chemistry parameters or electrocardiogram (ECG), as assessed by the Site Investigator, at the Screening visit that would render the participant unsuitable for participation in the study
Participant's parent or legal guardian is not willing or able to meet standard of care guidelines (including vaccinations and respiratory syncytial virus prophylaxis if available), nor provide nutritional and respiratory support throughout the study
Treatment with another investigational agent, biological agent, or device within one month of Screening, or 5 half-lives of study agent, whichever is longer

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

Intervention

Intervention Type

Intervention Name

Drug

nusinersen

Phase

Phase 3

Gender

All

Min Age

N/A

Max Age

N/A

Download Date

November 15, 2021

Principal Investigator

N/A

Primary Contact Information

For more information on this trial, visit clinicaltrials.gov.

Contact

For more information and to contact the study team: