CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 58 enrolled / 58 target
Drug / intervention
Normal Individualsdietary
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT03808090
NCT03808090N/ACompletedUpdate Overdue (0.4/mo)Completion was 36mo ago

Obesity and Endogenous Oxalate Synthesis

University of Alabama at Birmingham·interventional·Posted Jan 17, 2019·Updated Jun 1, 2026

In Brief

A clinical study evaluating Normal Individuals for Obesity. Completed, enrolled 58 participants across 1 site.

Signals

Enrollment appears stalled

Detailed Summary

The goal of this study is to determine if obesity is associated with increased endogenous oxalate synthesis as assessed by urinary oxalate excretion, which is a known risk factor for calcium oxalate kidney stones. The study will recruit adult participants without history of kidney stones. Participants will * Ingest fixed diets containing low amounts of oxalate for 4 days * Collect 24-hr urine samples during the fixed diet

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsObesity
CountriesUnited States

Timeline

N/ACompletedFinished
20132014201520162017201820192020202120222023202420252026
First PostedJan 17, 2019
Enrollment StartJan 1, 2013
Primary CompletionJul 1, 2023
Study CompletionJul 31, 2024
TodayJul 2, 2026
Enrollment to primary: 10.5 yearsPosted 7.5 years ago

Arms & Interventions

Normal Individualsexperimental

Normal individuals: no prior history of kidney stones

Dietary Supplement: Normal Individuals

Interventions

Normal Individualsdietary

Controlled Dietary phase: Low oxalate fixed diet 4 days of fixed normal calorie diet with low oxalate (\< 60 mg/day), normal calcium (800-1200 mg/day)