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ClinicalTrials.gov public records Last synced Oct 7, 2026, 3:08 AM EDT

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Showing 49–72 of 121 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Mucopolysaccharidosis (MPS) Clear all
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 7, 2025 · Synced Oct 7, 2026, 3:08 AM EDT
Completed No phase listed Observational

Observational Study of Patients With Mucopolysaccharidosis (MPS) VI Who Previously Participated in ASB-00-02

NCT01387854
View directory record Official record
Conditions
MPS VI
Interventions
Not listed
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
Not listed
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Apr 2, 2014 · Synced Oct 7, 2026, 3:08 AM EDT
Terminated Not applicable Interventional Results available

Extension Study of Intrathecal Enzyme Replacement for Cognitive Decline in MPS I

NCT02232477
View directory record Official record
Conditions
Mucopolysaccharidosis I, Cognitive Decline
Interventions
Intrathecal recombinant human alpha iduronidase
Drug
Lead sponsor
agnes chen
Other
Eligibility
6 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Oct 31, 2023 · Synced Oct 7, 2026, 3:08 AM EDT
Completed Phase 3 Interventional Results available

Study of Recombinant Human N-acetylgalactosamine 4-sulfatase (rhASB) in Patients With MPS VI

NCT00067470
View directory record Official record
Conditions
Mucopolysaccharidosis VI
Interventions
Placebo, N-acetylgalactosamine 4-sulfatase
Drug
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
7 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
1
States / cities
Novato, California
Source: ClinicalTrials.gov public record
Updated Dec 24, 2009 · Synced Oct 7, 2026, 3:08 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 3, 2006 · Synced Oct 7, 2026, 3:08 AM EDT
Terminated Phase 2 Interventional Results available

An Extension Study to Determine Safety and Efficacy for Pediatric Patients With MPS Type IIIA Disease Who Participated in Study HGT-SAN-093.

NCT02350816
View directory record Official record
Conditions
Sanfilippo Syndrome, Mucopolysaccharidosis (MPS)
Interventions
HGT-1410
Drug
Lead sponsor
Shire
Industry
Eligibility
12 Months to 48 Months
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
2
States / cities
Minneapolis, Minnesota • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2021 · Synced Oct 7, 2026, 3:08 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Safety and Efficacy of Voxzogo for Growth Deficits in MPS IVA and VI

NCT05845749
View directory record Official record
Conditions
MPS IVA, MPS VI
Interventions
Vosoritide Injection [Voxzogo]
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
5 Years to 10 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 7, 2026, 3:08 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 18, 2018 · Synced Oct 7, 2026, 3:08 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 12, 2026 · Synced Oct 7, 2026, 3:08 AM EDT
Terminated No phase listed Observational

Laronidase (Aldurazyme TM) Enzyme Replacement Therapy With Hematopoietic Stem Cell Transplant for Hurler Syndrome

NCT01572636
View directory record Official record
Conditions
Mucopolysaccharidosis Type IH, MPS I, Hurler Syndrome
Interventions
Laronidase
Drug
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 27, 2018 · Synced Oct 7, 2026, 3:08 AM EDT
Completed Phase 2 Interventional Results available

Randomized, Controlled, Open-label, Multicenter, Safety and Efficacy Study of rhHNS Administration Via an IDDD in Pediatric Patients With Early Stage MPS IIIA Disease

NCT02060526
View directory record Official record
Conditions
Sanfilippo Syndrome
Interventions
Recombinant human heparan N-sulfatase [rhHNS]
Drug
Lead sponsor
Shire
Industry
Eligibility
12 Months to 48 Months
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
3
States / cities
Torrance, California • Minneapolis, Minnesota • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 8, 2021 · Synced Oct 7, 2026, 3:08 AM EDT
Completed Phase 1Phase 2 Interventional

An Extension Study of JR-171-101 Study in Patients With Mucopolysaccharidosis Type I (MPS I)

NCT04453085
View directory record Official record
Conditions
Mucopolysaccharidosis I
Interventions
JR-171
Drug
Lead sponsor
JCR Pharmaceuticals Co., Ltd.
Industry
Eligibility
Not listed
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Oct 7, 2026, 3:08 AM EDT
Active, not recruiting No phase listed Observational

Evaluation of Intravenous Laronidase Pharmacokinetics Before and After Hematopoietic Cell Transplantation in Patients With Mucopolysaccharidosis Type IH.

NCT05634512
View directory record Official record
Conditions
Hematopoietic Cell Transplantation, Mucopolysaccharidosis Type I
Interventions
Laronidase therapy and a stem cell transplant
Drug
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
0 Years to 3 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Oct 7, 2026, 3:08 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 30, 2025 · Synced Oct 7, 2026, 3:08 AM EDT
Completed Phase 3 Interventional Results available

A Double-Blind Study to Evaluate the Efficacy and Safety of BMN 110 in Patients With Mucopolysaccharidosis IVA (Morquio A Syndrome)

NCT01275066
View directory record Official record
Conditions
MPS IV A
Interventions
BMN 110 Weekly, Placebo, BMN 110 Every Other Week
Drug
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
5 Years and older
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
6
States / cities
Oakland, California • Wilmington, Delaware • Washington D.C., District of Columbia + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 7, 2014 · Synced Oct 7, 2026, 3:08 AM EDT
Completed No phase listed Observational

Mucopolysaccharidosis I (MPS I) Registry

NCT00144794
View directory record Official record
Conditions
Mucopolysaccharidosis I (MPS I)
Interventions
Not listed
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
Not listed
Enrollment
1,406 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2024
U.S. locations
53
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 44 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 7, 2026, 3:08 AM EDT
Completed Phase 2 Interventional Results available

Study of BMN 110 in Pediatric Patients < 5 Years of Age With Mucopolysaccharidosis IVA (Morquio A Syndrome)

NCT01515956
View directory record Official record
Conditions
Mucopolysaccharidosis IVA, Morquio A Syndrome, MPS IVA
Interventions
BMN 110
Drug
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
Up to 5 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
2
States / cities
Oakland, California • Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Aug 10, 2017 · Synced Oct 7, 2026, 3:08 AM EDT
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 12, 2026 · Synced Oct 7, 2026, 3:08 AM EDT
Completed Not applicable Interventional

A Study of Intrathecal Enzyme Therapy for Cognitive Decline in MPS I

NCT00852358
View directory record Official record
Conditions
Cognitive Decline, Mucopolysaccharidosis I, Hurler-Scheie Syndrome, Scheie Syndrome, Lysosomal Storage Disease
Interventions
laronidase
Drug
Lead sponsor
Patricia I. Dickson, M.D.
Individual
Eligibility
6 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
3
States / cities
Oakland, California • Torrance, California • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 26, 2016 · Synced Oct 7, 2026, 3:08 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Study of Intrathecal Idursulfase-IT Administered in Conjunction With Elaprase® in Pediatric Patients With Hunter Syndrome and Early Cognitive Impairment

NCT02055118
View directory record Official record
Conditions
Hunter Syndrome
Interventions
idursulfase-IT, No IT treatment
Biological · Other
Lead sponsor
Shire
Industry
Eligibility
Up to 18 Years · Male only
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
3
States / cities
Oakland, California • Chicago, Illinois • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2021 · Synced Oct 7, 2026, 3:08 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 17, 2021 · Synced Oct 7, 2026, 3:08 AM EDT
Withdrawn Phase 1 Interventional

Safety and Efficacy of HMI-203 in ERT-Treated Adults With MPS II

NCT05238324
View directory record Official record
Conditions
Mucopolysaccharidosis II
Interventions
Genetic HMI-203
Biological
Lead sponsor
Homology Medicines, Inc
Industry
Eligibility
18 Years to 45 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
5
States / cities
Oakland, California • New Haven, Connecticut • Hackensack, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2023 · Synced Oct 7, 2026, 3:08 AM EDT
Withdrawn No phase listed Observational

Mucopolysaccharidosis Type II Observational

NCT04591834
View directory record Official record
Conditions
Mucopolysaccharidosis II
Interventions
Observational
Other
Lead sponsor
REGENXBIO Inc.
Industry
Eligibility
1 Month to 8 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
2
States / cities
Oakland, California • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 10, 2022 · Synced Oct 7, 2026, 3:08 AM EDT
Completed Phase 1 Interventional Results available

Reduced Intensity Conditioning for Umbilical Cord Blood Transplant in Pediatric Patients With Non-Malignant Disorders

NCT00744692
View directory record Official record
Conditions
Non Malignant Disorders, Immunodeficiencies, Congenital Marrow Failures, Hemoglobinopathies, Inborn Errors of Metabolism, Sickle Cell, Thalassemia, Lysosomal Storage Disease
Interventions
Unrelated Umbilical Cord Blood Transplant, Reduced Intensity Conditioning
Biological · Drug
Lead sponsor
Duke University
Other
Eligibility
Up to 21 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 13, 2014 · Synced Oct 7, 2026, 3:08 AM EDT