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ClinicalTrials.gov 6 recruiting now full pipeline small index

Muscular Atrophy, Spinal: full-pipeline trial registry

6 of 16 indexed Muscular Atrophy, Spinal trials are currently recruiting.

Corpus placement: #1,060 of 28,707 conditions by registered trial count.

16 US clinical trials · 6 currently recruiting · #1,060 of 28,707 conditions by registered trial count

Muscular Atrophy, Spinal: 16 US clinical trials tracked, 6 recruiting.

Muscular Atrophy, Spinal is the subject of 16 registered US clinical trials on ClinicalTrials.gov, 6 of them currently open to new participants. 6 are in Phase 3-4 (later-stage) and 7 in Phase 1-2 (earlier-stage). The most active sponsor is Hoffmann-La Roche, running 7 of these trials.

Enrollment posture brief

Registry condition muscular-atrophy-spinal

OPEN 6 | RECR 38% | LATE 6 | EARLY 7 | RANK #1060 | SPON 7

Nearest open-share peer: Acute-graft-versus-host Disease (38% recruiting · 8 trials)

Adolescent62.5%Alcohol Intoxication56.3%AL Amyloidosis43.8%Muscular Atrophy, Spinal (th…38%Allergy18.8%
Open-enrollment share among volume-matched conditions near Muscular Atrophy, Spinal

Muscular Atrophy, Spinal lists 6 open slots (38% of 16 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Muscular Atrophy, Spinal on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Muscular Atrophy, Spinal is recruiting below its size-band peers.

    6 of 16 indexed trials (37.5%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Muscular Atrophy, Spinal research.

    Hoffmann-La Roche accounts for 7 of 16 trials (43.8%). 5 distinct sponsors appear on at least one study for this condition label.

  3. Most Muscular Atrophy, Spinal trials plan to enrol fewer than 100 people.

    Median target enrolment is 30 among the 16 trials that report a genuine target (sentinel values excluded). 12 of those (75%) plan for fewer than 100 participants.

  4. Muscular Atrophy, Spinal research is mostly interventional.

    14 interventional and 2 observational studies make up this index (87.5% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 13Phase 24Phase 34Phase 42

Open and recent trials

16 total, page 1 of 1

RECRUITING Phase 1 58 participants

A Study to Find Out How Nusinersen is Processed in the Body When Given Through the ThecaFlex DRx™ System in Adult and Pediatric Participants With Spinal Muscular Atrophy (PIERRE-PK)

Biogen

NCT06555419

RECRUITING Phase 3 30 participants

A Study to Learn About Salanersen's (BIIB115) Effects on Movement and Its Safety When Given Before Symptoms Appear in Babies With Genetically Diagnosed Spinal Muscular Atrophy (SMA)

Biogen

NCT07221669

RECRUITING Phase 4 28 participants

A Study Evaluating the Effectiveness and Safety of Risdiplam Administered in Pediatric Patients With Spinal Muscular Atrophy Who Experienced a Plateau or Decline in Function After Gene Therapy

Hoffmann-La Roche

NCT05861999

RECRUITING Phase 4 28 participants

A Study Evaluating the Effectiveness and Safety of Risdiplam Administered as an Early Intervention in Pediatric Participants With Spinal Muscular Atrophy After Gene Therapy

Hoffmann-La Roche

NCT05861986

RECRUITING 20 participants

A Study to Learn How Nusinersen (Spinraza) Affects Participants With Spinal Muscular Atrophy (SMA) Who Took it Before or During Pregnancy And About The Health of Their Babies

Biogen

NCT05789758

RECRUITING Phase 2 10 participants

A Study to Investigate the Pharmacokinetics and Safety of Risdiplam in Infants With Spinal Muscular Atrophy

Hoffmann-La Roche

NCT05808764

ACTIVE NOT RECRUITING Phase 3 238 participants

Long-Term Safety & Efficacy of Apitegromab in Patients With SMA Who Completed Previous Trials of Apitegromab

Scholar Rock

NCT05626855

ACTIVE NOT RECRUITING Phase 3 115 participants

A Study to Learn About the Long-Term Safety of Higher Doses of Nusinersen (BIIB058) Given as Injections to Participants With Spinal Muscular Atrophy (SMA) Who Took Part in an Earlier Nusinersen Trial (ONWARD)

Biogen

NCT04729907

ACTIVE NOT RECRUITING Phase 2 26 participants

A Study of Risdiplam in Infants With Genetically Diagnosed and Presymptomatic Spinal Muscular Atrophy

Hoffmann-La Roche

NCT03779334

COMPLETED Phase 2 231 participants

A Study to Investigate the Safety, Tolerability, Pharmacokinetics, Pharmacodynamics and Efficacy of Risdiplam (RO7034067) in Type 2 and 3 Spinal Muscular Atrophy (SMA) Participants

Hoffmann-La Roche

NCT02908685

COMPLETED Phase 3 188 participants

Efficacy and Safety of Apitegromab in Patients With Later-Onset Spinal Muscular Atrophy Treated With Nusinersen or Risdiplam

Scholar Rock

NCT05156320

COMPLETED Phase 2 58 participants

An Active Treatment Study of SRK-015 in Patients With Type 2 or Type 3 Spinal Muscular Atrophy

Scholar Rock

NCT03921528

COMPLETED 36 participants

A Study to Collect Blood Samples From Patients With Spinal Muscular Atrophy for Biomarker Analysis

Hoffmann-La Roche

NCT01910168

COMPLETED Phase 1 29 participants

A Pilot Therapeutic Trial Using Hydroxyurea in Type I Spinal Muscular Atrophy Patients

Stanford University

NCT00568698

COMPLETED Phase 1 26 participants

A Study to Investigate the Effect of Hepatic Impairment on the Pharmacokinetics and Safety and Tolerability of a Single Oral Dose of Risdiplam Compared to Matched Healthy Participants With Normal Hepatic Function

Hoffmann-La Roche

NCT03920865

COMPLETED NA 12 participants

Progressive Strength Training in Spinal Muscular Atrophy

University of Utah

NCT01233817

Phase Distribution

PhaseTrial count
Phase 1 3
Phase 2 4
Phase 3 4
Phase 4 2

Top Sponsors

Biogen 4 trials
Scholar Rock 3 trials

Named interventions

Most-linked intervention names on Muscular Atrophy, Spinal records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Risdiplam Drug
6 trials
Nusinersen Drug
2 trials
Apitegromab Drug
2 trials
Placebo Drug
2 trials
Placebo to match hydroxyurea Drug
1 trials
SRK-015 Biological
1 trials
Progressive strength training Other
1 trials
ThecaFlex DRx System Device
1 trials

US sites by state

Facility locations filed on Muscular Atrophy, Spinal trials. A trial with sites in several states counts in each.

California 9 trials
Michigan 8 trials
Texas 7 trials
Pennsylvania 6 trials
New York 6 trials
Massachusetts 6 trials
Illinois 6 trials
Florida 6 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Muscular Atrophy, Spinal page

16 registered trials, 6 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 6 Muscular Atrophy, Spinal trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • Hoffmann-La Roche sponsors the most Muscular Atrophy, Spinal trials on record, review their full trial history before evaluating a specific study. See Hoffmann-La Roche's trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Muscular Atrophy, Spinal condition card totals 16 registered trials; most-linked intervention Risdiplam; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.