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eneboparatide

Phase 3

Chronic Hypoparathyroidism | Small molecule | Endocrine |AstraZeneca PLC|Last Updated: Sep 29, 2025

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindPLACEBO_CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment165
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05778071Evaluation of the Safety and Efficacy of Eneboparatide (AZP-3601) in Patients With Chronic HypoparathyroidismPHASE3 ACTIVE NOT_RECRUITING 165Jun 7, 2023Jun 16, 2027Sep 29, 202554 United States, Canada +11
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Study Endpoints
Primary Endpoints
Efficacy - Primary Endpoint
24 weeks

After 24 weeks of treatment, the proportion of patients in the eneboparatide treatment group vs. placebo: * Achieving complete independence from active vitamin D; * Achieving independence from therapeutic doses of oral calcium (i.e. taking oral elemental calcium supplements ≤600 mg/day); and * With albumin-adjusted serum calcium within the normal range (8.3 to 10.6 mg/dL).

Secondary Endpoints
Hypercalciuria
24 weeks
Change from baseline in the HPT-DD-SE - Physical Domain score
24 weeks
Change from baseline in the HPT-DD-SE - Cognitive Domain score
24 weeks
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
eneboparatideEXPERIMENTALStarting dose of 20 mcg; Administered once daily by subcutaneous injection
PlaceboPLACEBO_COMPARATORAdministered once daily by subcutaneous injection
Interventions
NameTypeDescription
eneboparatideCOMBINATION_PRODUCTSupplied as a solution (concentration of 250 mcg/mL or 500 mcg/mL) in single-patient-use prefilled pens
PlaceboCOMBINATION_PRODUCTPlacebo is supplied as a solution (containing the excipient solution for eneboparatide) in single-patient-use prefilled pens
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Eligibility Criteria
Age Range18 Years — 80 Years
SexALL
Healthy VolunteersNo
Study Sites54

Inclusion Criteria: 1. Males and Females, 18-80 years of age 2. Patients with cHP for ≥12 months at the time of screening 3. Two paired measurements of showing low parathyroid hormone (PTH) and serum calcium either below normal or within normal under standard of care 4. Requirement for therapy with...

Countries:United StatesCanadaDenmarkFranceGermanyHungaryItalyJapanNetherlandsPolandPortugalSpainUnited Kingdom
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Recent Changes (Last 90 Days)
LOWMay 26, 2026NCT05778071primaryCompletionDate: changed
LOWMay 24, 2026NCT05778071studyFirstPostDate: changed