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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Mucopolysaccharidosis (MPS) Clear all
Recruiting No phase listed Observational

Natural History Study of Participants With Sanfilippo Syndrome Type IIIC

NCT05825131
View directory record Official record
Conditions
Sanfilippo Syndrome Type C
Interventions
Not listed
Lead sponsor
Phoenix Nest
Industry
Eligibility
12 Months and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Jul 24, 2026, 4:19 AM EDT
Completed Phase 2 Interventional Results available

Stem Cell Transplant w/Laronidase for Hurler

NCT00176891
View directory record Official record
Conditions
Mucopolysaccharidosis I, Hurler Syndrome
Interventions
Stem Cell Transplant, Laronidase ERT
Procedure · Drug
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
Up to 7 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 10, 2019 · Synced Jul 24, 2026, 4:19 AM EDT
Completed No phase listed Observational

A Study of Mucopolysaccharidosis Type IIIB (MPS IIIB)

NCT02493998
View directory record Official record
Conditions
Mucopolysaccharidosis Type IIIB, Mucopolysaccharidosis Type 3 B, MPS III B, MPS 3 B
Interventions
Not listed
Lead sponsor
Allievex Corporation
Industry
Eligibility
1 Year to 10 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2020 · Synced Jul 24, 2026, 4:19 AM EDT
Suspended Phase 1Phase 2 Interventional

RGX-111 Gene Therapy in Patients With MPS I

NCT03580083
View directory record Official record
Conditions
Mucopolysaccharidosis Type I (MPS I), Hurler Syndrome, Hurler-Scheie Syndrome
Interventions
RGX-111
Genetic
Lead sponsor
REGENXBIO Inc.
Industry
Eligibility
4 Months and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Jul 24, 2026, 4:19 AM EDT
Terminated Not applicable Interventional Results available

Naglazyme After Allo Transplant for Maroteaux-Lamy Syndrome

NCT02156674
View directory record Official record
Conditions
Maroteaux-Lamy Syndrome
Interventions
Naglazyme®
Drug
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
3 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Jul 24, 2026, 4:19 AM EDT
Completed Phase 1 Interventional

Study of Recombinant Human N-Acetylgalactosamine 4-Sulfatase in Patients With MPS VI

NCT00048620
View directory record Official record
Conditions
Mucopolysaccharidosis VI
Interventions
N-acetylgalactosamine 4-sulfatase
Drug
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2005
U.S. locations
1
States / cities
Novato, California
Source: ClinicalTrials.gov public record
Updated Nov 2, 2006 · Synced Jul 24, 2026, 4:19 AM EDT
Completed No phase listed Observational

A Natural History Study of Biomarkers and Clinical Outcomes in Mucopolysaccharidosis Type IIIA (MPS IIIA; Sanfilippo Syndrome)

NCT05523206
View directory record Official record
Conditions
Mucopolysaccharidosis III-A
Interventions
No intervention
Other
Lead sponsor
Sanguine Biosciences
Industry
Eligibility
4 Months to 13 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Woburn, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 29, 2025 · Synced Jul 24, 2026, 4:19 AM EDT
Completed No phase listed Observational

Observational Study to Evaluate Neurodevelopmental Status in Pediatric Patients With Hunter Syndrome (MPS II)

NCT01822184
View directory record Official record
Conditions
Mucopolysaccharidosis (MPS), Hunter Syndrome
Interventions
Not listed
Lead sponsor
Shire
Industry
Eligibility
2 Years to 18 Years · Male only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
3
States / cities
Oakland, California • Chicago, Illinois • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Jul 24, 2026, 4:19 AM EDT
Completed Phase 1 Interventional

Safety and Dose Ranging Study of Insulin Receptor MoAb-IDS Fusion Protein in Patients With Hunter Syndrome

NCT02262338
View directory record Official record
Conditions
Mucopolysaccharidosis II
Interventions
AGT-182
Drug
Lead sponsor
ArmaGen, Inc
Industry
Eligibility
18 Years and older · Male only
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
3
States / cities
Oakland, California • Orange, California • Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 17, 2018 · Synced Jul 24, 2026, 4:19 AM EDT
Completed No phase listed Observational

A Multicenter, Multinational, Observational Morquio A Registry Study (MARS)

NCT02294877
View directory record Official record
Conditions
Mucopolysaccharidosis IV Type A, Morquio A Syndrome, MPS IVA
Interventions
Vimizim® (elosulfase alfa)
Drug
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
Not listed
Enrollment
418 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
26
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2024 · Synced Jul 24, 2026, 4:19 AM EDT
Not yet recruiting No phase listed Observational

Natural History to Assess Disease in Patients With MPS IIIC

NCT07712003
View directory record Official record
Conditions
Sanfilippo Syndrome Type C, Mucopolysaccharidosis (MPS) IIIC
Interventions
Not listed
Lead sponsor
Phoenix Nest
Industry
Eligibility
1 Year to 25 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Jul 24, 2026, 4:19 AM EDT
Completed Phase 3 Interventional Results available

Long-Term Efficacy and Safety Extension Study of BMN 110 in Patients With Mucopolysaccharidosis IVA (Morquio A Syndrome)

NCT01415427
View directory record Official record
Conditions
Mucopolysaccharidosis IV A, Morquio A Syndrome, MPS IVA
Interventions
BMN 110 - Weekly, BMN 110 - Every Other Week
Drug
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
5 Years and older
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
10
States / cities
Phoenix, Arizona • Oakland, California • Orange, California + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2021 · Synced Jul 24, 2026, 4:19 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

A Study of Tividenofusp Alfa (DNL310) in Pediatric Participants With Hunter Syndrome

NCT04251026
View directory record Official record
Conditions
Mucopolysaccharidosis II
Interventions
tividenofusp alfa
Drug
Lead sponsor
Denali Therapeutics Inc.
Industry
Eligibility
Up to 18 Years · Male only
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2031
U.S. locations
4
States / cities
Oakland, California • Chicago, Illinois • Chapel Hill, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2025 · Synced Jul 24, 2026, 4:19 AM EDT
Recruiting No phase listed Observational

Registry of Patients Diagnosed With Lysosomal Storage Diseases

NCT05619900
View directory record Official record
Conditions
Mucopolysaccharidosis I, Mucopolysaccharidosis II, Mucopolysaccharidosis IV A, Mucopolysaccharidosis VI, Mucopolysaccharidosis VII, Pompe Disease Infantile-Onset, Neuronopathic Gaucher Disease, Wolman Disease
Interventions
There is no intervention
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
Up to 64 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2050
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Jul 24, 2026, 4:19 AM EDT
Completed Phase 3 Interventional Results available

Clinical Study of Aldurazyme in Patients With Mucopolysaccharidosis (MPS) I

NCT00912925
View directory record Official record
Conditions
Mucopolysaccharidosis I, Hurlers Syndrome, Hurler-Scheie Syndrome
Interventions
rhIDU (recombinant human-Alpha-L-Iduronidase), Placebo
Biological
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
5 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2001
U.S. locations
2
States / cities
New York, New York • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 6, 2015 · Synced Jul 24, 2026, 4:19 AM EDT
Terminated Phase 1Phase 2 Interventional

Gene Transfer Clinical Trial for Mucopolysaccharidosis (MPS) IIIB

NCT03315182
View directory record Official record
Conditions
Mucopolysaccharidosis Type 3 B
Interventions
rAAV9.CMV.hNAGLU
Biological
Lead sponsor
Abeona Therapeutics, Inc
Industry
Eligibility
Not listed
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 4, 2022 · Synced Jul 24, 2026, 4:19 AM EDT
Completed No phase listed Observational

Screening an Orthopedic Population for Mildly-affected Individuals With Morquio Syndrome A and Maroteaux-Lamy Syndrome

NCT01961518
View directory record Official record
Conditions
Morquio Syndrome A, Maroteaux Lamy Syndrome, MPS IVA, MPS VI
Interventions
Not listed
Lead sponsor
Greenwood Genetic Center
Other
Eligibility
Up to 18 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 12, 2015 · Synced Jul 24, 2026, 4:19 AM EDT
Active, not recruiting Phase 2Phase 3 Interventional

CAMPSIITE™ RGX-121 Gene Therapy in Subjects With MPS II (Hunter Syndrome)

NCT03566043
View directory record Official record
Conditions
Mucopolysaccharidosis Type II (MPS II)
Interventions
RGX-121
Genetic
Lead sponsor
REGENXBIO Inc.
Industry
Eligibility
4 Months to 5 Years · Male only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
4
States / cities
Oakland, California • New Brunswick, New Jersey • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2025 · Synced Jul 24, 2026, 4:19 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Iduronate-2-sulfatase Enzyme Replacement Therapy in Mucopolysaccharidosis II (MPS II)

NCT00069641
View directory record Official record
Conditions
Mucopolysaccharidosis II
Interventions
iduronate-2-sulfatase enzyme replacement therapy, Placebo
Biological
Lead sponsor
Shire
Industry
Eligibility
5 Years to 25 Years · Male only
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
4
States / cities
Oakland, California • St Louis, Missouri • Chapel Hill, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Jul 24, 2026, 4:19 AM EDT
Completed No phase listed Observational

Natural History Study of Patients With Mucopolysaccharidosis Type IIIB (MPS IIIB, Sanfilippo Syndrome Type B)

NCT01509768
View directory record Official record
Conditions
Sanfilippo Syndrome Type B
Interventions
Not listed
Lead sponsor
Shire
Industry
Eligibility
1 Year to 10 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Oakland, California • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Jul 24, 2026, 4:19 AM EDT
Active, not recruiting No phase listed Observational

Long Term Follow-up (LTFU) of Subjects Who Received SB-318, SB-913, or SB-FIX

NCT04628871
View directory record Official record
Conditions
Hemophilia B, Mucopolysaccharidosis I, Mucopolysaccharidosis II
Interventions
SB-318, SB-913, SB-FIX
Biological
Lead sponsor
Sangamo Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
5
States / cities
Oakland, California • Chicago, Illinois • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated May 2, 2024 · Synced Jul 24, 2026, 4:19 AM EDT
Completed No phase listed Observational

A Study of Potential Treatment-Responsive Biomarkers and Clinical Outcomes in Hunter Syndrome

NCT04007536
View directory record Official record
Conditions
Mucopolysaccharidosis II
Interventions
No Intervention
Other
Lead sponsor
Denali Therapeutics Inc.
Industry
Eligibility
Up to 30 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
3
States / cities
Oakland, California • Chapel Hill, North Carolina • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 9, 2024 · Synced Jul 24, 2026, 4:19 AM EDT
Recruiting Phase 1 Interventional

ISP-001: Sleeping Beauty Transposon-Engineered B Cells for MPS I

NCT05682144
View directory record Official record
Conditions
Mucopolysaccharidosis IH/S, Mucopolysaccharidosis IS
Interventions
Autologous Plasmablasts (B cells)
Biological
Lead sponsor
Immusoft of CA, Inc.
Industry
Eligibility
10 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2044
U.S. locations
2
States / cities
Oakland, California • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Jul 24, 2026, 4:19 AM EDT
Completed Phase 3 Interventional Results available

A Study of UX003 Recombinant Human Beta-Glucuronidase (rhGUS) Enzyme Replacement Therapy in Subjects With Mucopolysaccharidosis Type 7, Sly Syndrome (MPS 7)

NCT02432144
View directory record Official record
Conditions
Sly Syndrome, MPS VII, Mucopolysaccharidosis, Mucopolysaccharidosis VII
Interventions
UX003
Drug
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
5 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
4
States / cities
Oakland, California • Orange, California • Minneapolis, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2020 · Synced Jul 24, 2026, 4:19 AM EDT