Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Hyperparathyroidism: full-pipeline trial registry
2 of 8 indexed Hyperparathyroidism trials are currently recruiting.
Corpus placement: #2,176 of 28,707 conditions by registered trial count.
8 US clinical trials · 2 currently recruiting · #2,176 of 28,707 conditions by registered trial count
Hyperparathyroidism: 8 US clinical trials tracked, 2 recruiting.
Hyperparathyroidism is the subject of 8 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 2 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is Kenneth R. Phelps, M.D., running 1 of these trials.
Enrollment posture brief
Registry condition hyperparathyroidism
OPEN 2 | RECR 25% | LATE 2 | EARLY 2 | RANK #2176 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Abdominal Pain (25% recruiting · 20 trials)
Hyperparathyroidism lists 2 open slots (25% of 8 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 Hyperparathyroidism 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.
-
Hyperparathyroidism is recruiting below its size-band peers.
2 of 8 indexed trials (25%) 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.
-
Sponsorship of Hyperparathyroidism trials is spread across many organizations.
Kenneth R. Phelps, M.D. accounts for 1 of 8 trials (12.5%). 8 distinct sponsors appear on at least one study for this condition label.
-
Most Hyperparathyroidism trials plan to enrol fewer than 100 people.
Median target enrolment is 60 among the 8 trials that report a genuine target (sentinel values excluded). 6 of those (75%) plan for fewer than 100 participants.
-
Hyperparathyroidism research is mostly interventional.
6 interventional and 2 observational studies make up this index (75% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
8 total, page 1 of 1
Routine Validation and Reproducibility Testing of Laboratory Assays and Research Techniques Used for Endocrine, Cardiometabolic, and Musculoskeletal Disorder Research (VALD)
Bettina Mittendorfer
NCT07083557
Parathyroidectomy and Mobility Study
University of Florida
NCT07103876
Randall's Plaque Study: Pathogenesis and Relationship to Nephrolithiasis
Indiana Kidney Stone Institute
NCT00169806
STP.168 Clinical Study Protocol Parakeet
Neurovision Medical Products
NCT06499142
Effectiveness of Paricalcitol in Reducing Parathyroid Hormone (PTH) Levels in X-linked Hypophosphatemic Rickets
Yale University
NCT00417612
Sevelamer and Secondary Hyperparathyroidism in Chronic Kidney Disease
Kenneth R. Phelps, M.D.
NCT01191762
Effects of Vitamin D Replacement in Patients With Primary Hyperparathyroidism (PHPT)
M.D. Anderson Cancer Center
NCT00538720
One Week Parathyroid Hormone-related Protein (PTHrP) IV Dose Escalation Study
University of Pittsburgh
NCT00580788
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 2 |
| Phase 3 | 2 |
Top Sponsors
Named interventions
Most-linked intervention names on Hyperparathyroidism records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Hyperparathyroidism trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Hyperparathyroidism page
8 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Hyperparathyroidism trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Kenneth R. Phelps, M.D. sponsors the most Hyperparathyroidism trials on record, review their full trial history before evaluating a specific study. See Kenneth R. Phelps, M.D.'s trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
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 Hyperparathyroidism condition card totals 8 registered trials; most-linked intervention Four-dimensional computed tomography (4DCT); top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.