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ClinicalTrials.gov 2 recruiting now early-phase tilt small index

MPS3: early-phase trial registry

2 of 2 indexed MPS3 trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #7,188 of 28,707 conditions by registered trial count.

2 US clinical trials · 2 currently recruiting · #7,188 of 28,707 conditions by registered trial count

MPS3: 2 US clinical trials tracked, 2 recruiting.

MPS3 is the subject of 2 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is Ozlem Goker-Alpan, running 1 of these trials.

Enrollment posture brief

Registry condition mps3

OPEN 2 | RECR 100% | LATE 0 | EARLY 1 | RANK #7188 | SPON 1

Nearest open-share peer: Aortic Arch Aneurysm (100% recruiting · 5 trials)

MPS3 (this)100%Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%
Open-enrollment share among volume-matched conditions near MPS3

MPS3 lists 2 open slots (100% of 2 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 MPS3 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. MPS3 is recruiting above its size-band peers.

    2 of 2 indexed trials (100%) 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.

Phase 21

Phase Distribution

PhaseTrial count
Phase 2 1

Named interventions

Most-linked intervention names on MPS3 records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Ambroxol Hydrochloride 30 mg tablet - 27 mg/kg/day Drug
1 trials
Ambroxol Hydrochloride 30 mg tablet - 18 mg/kg/day Drug
1 trials
Ambroxol Hydrochloride 30 mg tablet - 9 mg/kg/day Drug
1 trials

US sites by state

Facility locations filed on MPS3 trials. A trial with sites in several states counts in each.

Virginia 2 trials

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

What to do with this MPS3 page

2 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

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 MPS3 condition card totals 2 registered trials; most-linked intervention Ambroxol Hydrochloride 30 mg tablet - 27 mg/kg/day; top US site state Virginia. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.