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Sodium Bicarbonate as an Alternative to Potassium Citrate for Kidney Stones
Sponsor: University of California, Los Angeles
Summary
Kidney stones affect 1 in every 11 people in the US each year. In patients with kidney stones who are prescribed medications for stone management, only 30.2% are adherent to a medication regime and even fewer, only 13.4 % are adherent with citrate medications. Prescription potassium citrate can be expensive for many patients, leading to non-compliance. Sodium bicarbonate is a potential medication alternative that is cheaper and can potentially alkalinize the urine and/or decrease the risk of future kidney stones. However, efficacy of alternatives to potassium potassium citrate are not well studied. This study seeks to evaluate sodium bicarbonate and assess its ability to alkalinize urine in a cohort of patients with kidney stones and compare this to prescription potassium citrate.
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
30
Start Date
2026-02-01
Completion Date
2028-02-01
Last Updated
2026-02-12
Healthy Volunteers
No
Interventions
Potassium Citrate
20 mEq Kcit twice a day (40 mEq daily
Sodium Bicarbonate
650 mg sodium bicarbonate twice a day (35.2 mEq daily)
Locations (6)
University of California, Los Angeles
Los Angeles, California, United States
University of California, Davis
Sacramento, California, United States
University of California, San Diego
San Diego, California, United States
Brigham & Women's
Boston, Massachusetts, United States
CHUM
Montreal, Canada
Landspitali- National University Hospital of Iceland
Reykjavik, Iceland