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Trackers› Clinical trials› Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency
Clinical trial register · United States · industry-sponsored

Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency Trials in the USA

Every industry-sponsored study on the ClinicalTrials.gov registry that lists a US site and is open, about to open, active-but-closed, or enrolling by invitation. This deliberately excludes academic and other non-industry sponsors — the full US registry across all sponsors runs to over 22,000 recruiting studies alone.

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Source: ClinicalTrials.gov. Complete coverage of the industry-sponsored slice — all 9094 matching records are in this view (non-industry sponsors are out of scope by design, not truncated). Synced 17 Sep 2026, 08:23 UTC
9094
Studies in scope
industry-sponsored, all four open statuses
4935
Recruiting now
open to new participants
2188
Lead sponsors
across recruiting studies
Top states
Ohio 2 Pennsylvania 2 Minnesota 1 New Jersey 1 Colorado 1
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Lead sponsor
Inozyme Pharma3
State
Ohio2 Pennsylvania2 Minnesota1 New Jersey1 Colorado1
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Status
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Lead sponsor
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Enrol
US states
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Active, closed
ADAPT Study: Long-term Safety Study of INZ-701 in Patients With ENPP1 Deficiency and ABCC6 Deficiency
NCT06462547Gene Mutations, Pseudoxanthoma Elasticum, Arterial Calcification, Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency
Inozyme Pharma
Phase 2
22
Minnesota, New Jersey
2024-06-19
Active, closed
The ENERGY 3 Study: Evaluation of Efficacy and Safety of INZ-701 in Children With ENPP1 Deficiency
NCT06046820Ectonucleotide Pyrophosphatase/Phosphodiesterase1 Deficiency, Autosomal Recessive Hypophosphatemic Rickets, Generalized Arterial Calcification of Infancy
Inozyme Pharma
Phase 3
27
Colorado, Illinois, Massachusetts, Ohio, Pennsylvania, Texas
2023-11-05
Active, closed
The ENERGY Study: Evaluation of Safety and Tolerability of INZ-701 in Infants With ENPP1 Deficiency or ABCC6 Deficiency
NCT05734196Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency, Autosomal Recessive Hypophosphatemic Rickets, Generalized Arterial Calcification of Infancy, ATP-Binding Cassette Subfamily C Member 6 Deficiency
Inozyme Pharma
Phase 1
16
California, Ohio, Pennsylvania
2023-06-25
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Cite this view

Priya Life Science (2026). Clinical trial register: industry-sponsored studies with a US investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 17 September 2026. https://priyalifescience.com/clinical-trials-usa/condition/ectonucleotide-pyrophosphatase-phosphodiesterase1-deficiency

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Listing here is informational and not medical advice; eligibility is determined by each study team. Compare pay for the teams running these studies in the US Pharma Salary Guide, see who's behind them in the US Company Directory, or track approvals on the FDA Approvals Tracker. For Irish, UK and EU sites, see the Ireland, UK and EU registers.