Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT02503345 · ClinicalTrials.gov registry record · Phase 2

Evaluate the Effect of ALLN-177 in Reducing Urinary Oxalate in Patients With Hyperoxaluria and Kidney Stones

A Phase 2 study, sponsored by Allena Pharmaceuticals.

Completed
Registry status
Phase 2
Development phase
32
Enrollment target

NCT02503345: Completed Phase 2 study, sponsored by Allena Pharmaceuticals.

NCT02503345 is a Phase 2 study that has completed, run by Allena Pharmaceuticals. The registered enrollment target is 32 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (76% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT02503345, a Phase 2 study, has completed, sponsored by Allena Pharmaceuticals.

COMPLETED
Registry status
Phase 2
Development phase
32 participants
Enrollment target

Study Summary

The purpose of this study is to evaluate the safety, tolerability, and efficacy of different doses of ALLN 177 for reducing urinary oxalate excretion in patients with secondary hyperoxaluria and recurrent kidney stones.

Interventions

  • DRUG Placebo
  • DRUG ALLN-177 low dose
  • DRUG ALLN-177 mid dose
  • DRUG ALLN-177 high dose

Trial Details

FieldValue
Enrollment Target 32 participants
Start Date 2015-07
Est. Completion 2017-01
Phase Phase 2
Allena Pharmaceuticals

11 total trials

What the finished NCT02503345 record still lists

NCT02503345 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 32 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (76% lower).

The record links to 0 conditions, and to 4 interventions - of which Placebo is the first listed.

NCT02503345 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT02503345 about?

NCT02503345 is a clinical study titled "Evaluate the Effect of ALLN-177 in Reducing Urinary Oxalate in Patients With Hyperoxaluria and Kidney Stones". The purpose of this study is to evaluate the safety, tolerability, and efficacy of different doses of ALLN 177 for reducing urinary oxalate excretion in patients with secondary hyperoxaluria and recurrent kidney stones.

What is the current status of trial NCT02503345?

This trial is currently completed. It is a Phase 2 study. The enrollment target is 32 participants. The study started on 2015-07. Estimated completion is 2017-01.

What interventions are being tested in trial NCT02503345?

The interventions under investigation include: Placebo (DRUG), ALLN-177 low dose (DRUG), ALLN-177 mid dose (DRUG), ALLN-177 high dose (DRUG).

Who is sponsoring clinical trial NCT02503345?

This trial is sponsored by Allena Pharmaceuticals, which has 11 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT02503345's enrollment target sits among peer trials

32 1563rd of 2000 higher than 423 of 2,000 other Phase 2 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 2 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT02445781 · 32 participants · Early Phase 1

    Differing Levels of Hypoglycemia

  • NCT02792270 · 32 participants · NA

    Caloric Restriction In Sarcoma Patients Treated With Pre-Operative RT

  • NCT03068910 · 32 participants · Early Phase 1

    Hyperandrogenemia and Altered Day-night LH Pulse Patterns

  • NCT03208868 · 32 participants · NA

    Leucine Enriched Essential Amino Acid Mixture to Reverse Muscle Loss in Cirrhosis

Similar registry start date

  • NCT05988463 · started 2027-01-01 · Phase 1

    Dose-Escalation Study of Artesunate Patients With IPF

  • NCT07219706 · started 2026-12-10 · NA

    Dietary Fiber and Time Restricted Eating

  • NCT02831335 · started 2026-12-01

    Technical Development of Multi-Parametric Renocerebral MRI

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

Source: ClinicalTrials.gov NCT02503345, the US trial registry maintained by the National Library of Medicine. NCT02503345 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.