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ClinicalTrials.gov 4 recruiting now small index

Kidney Calculi clinical trials

4 of 8 indexed Kidney Calculi trials are currently recruiting.

Corpus placement: #2,176 of 28,707 conditions by registered trial count.

8 US clinical trials · 4 currently recruiting · #2,176 of 28,707 conditions by registered trial count

Kidney Calculi: 8 US clinical trials tracked, 4 recruiting.

Kidney Calculi is the subject of 8 registered US clinical trials on ClinicalTrials.gov, 4 of them currently open to new participants. The most active sponsor is University of Alabama at Birmingham, running 3 of these trials.

Enrollment posture brief

Registry condition kidney-calculi

OPEN 4 | RECR 50% | LATE 0 | EARLY 0 | RANK #2176 | SPON 3

Nearest open-share peer: Abdominal Aortic Aneurysms (50% recruiting · 6 trials)

Activity, Motor75%Achalasia50%Kidney Calculi (this)50%Abdominal Cancer25%Acne Scars - Mixed Atrophic 25%
Open-enrollment share among volume-matched conditions near Kidney Calculi

Kidney Calculi lists 4 open slots (50% 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 Kidney Calculi 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.

  1. Kidney Calculi is recruiting above its size-band peers.

    4 of 8 indexed trials (50%) 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.

  2. One sponsor concentrates Kidney Calculi research.

    University of Alabama at Birmingham accounts for 3 of 8 trials (37.5%). 6 distinct sponsors appear on at least one study for this condition label.

  3. Typical Kidney Calculi enrolment sits around 103 participants.

    Median target enrolment is 103 among the 8 trials that report a genuine target (sentinel values excluded). 4 of those (50%) plan for fewer than 100 participants.

  4. Kidney Calculi research is mostly interventional.

    7 interventional and 1 observational studies make up this index (87.5% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase Distribution

Phase data not available

Named interventions

Most-linked intervention names on Kidney Calculi records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Initial clinical and laboratory evaluation Other
1 trials
PCNL Procedure
1 trials
Moderately high oxalate fixed diets post-colonization Dietary supplement
1 trials
Low oxalate fixed diets post-colonization Dietary supplement
1 trials
Colonization with Oxalobacter formigenes Dietary supplement
1 trials
Moderately high oxalate fixed diets pre-colonization Dietary supplement
1 trials
Low oxalate fixed diets pre-colonization Dietary supplement
1 trials
Break Wave extracorporeal lithotripsy Device
1 trials

US sites by state

Facility locations filed on Kidney Calculi trials. A trial with sites in several states counts in each.

Texas 4 trials
Alabama 3 trials
Tennessee 2 trials
Illinois 2 trials
California 2 trials
Washington 1 trials
Pennsylvania 1 trials
Ohio 1 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Kidney Calculi page

8 registered trials, 4 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

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 Kidney Calculi condition card totals 8 registered trials; most-linked intervention Initial clinical and laboratory evaluation; top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.