Comparing Alkalinizing Agents Efficacy on Stone Risk in Patients on a Metabolically Controlled Diet

Summary

The purpose of this study is to compare over the counter and alternative prescription urinary alkalinizing agents to slow release potassium citrate in their ability to modify urinary parameters associated with stone formation.

Timeline

Start

2026-07-01

Primary completion

2026-12

Completion

2027-07

Publications

• Background Scales CD Jr, Smith AC, Hanley JM, Saigal CS; Urologic Diseases in America Project. Prevalence of kidney stones in the United States. Eur Urol. 2012 Jul;62(1):160-5. doi: 10.1016/j.eururo.2012.03.052. Epub 2012 Mar 31.
• Background Uribarri J, Oh MS, Carroll HJ. The first kidney stone. Ann Intern Med. 1989 Dec 15;111(12):1006-9. doi: 10.7326/0003-4819-111-12-1006.
• Background Pearle MS, Goldfarb DS, Assimos DG, Curhan G, Denu-Ciocca CJ, Matlaga BR, Monga M, Penniston KL, Preminger GM, Turk TM, White JR; American Urological Assocation. Medical management of kidney stones: AUA guideline. J Urol. 2014 Aug;192(2):316-24. doi: 10.1016/j.juro.2014.05.006. Epub 2014 May 20.
• Background Pak CY, Sakhaee K, Fuller C. Successful management of uric acid nephrolithiasis with potassium citrate. Kidney Int. 1986 Sep;30(3):422-8. doi: 10.1038/ki.1986.201.
• Background Ryall RL. Urinary inhibitors of calcium oxalate crystallization and their potential role in stone formation. World J Urol. 1997;15(3):155-64. doi: 10.1007/BF02201852. No abstract available.
• Background Preminger GM, Sakhaee K, Skurla C, Pak CY. Prevention of recurrent calcium stone formation with potassium citrate therapy in patients with distal renal tubular acidosis. J Urol. 1985 Jul;134(1):20-3. doi: 10.1016/s0022-5347(17)46963-1.
• Background Ettinger B, Pak CY, Citron JT, Thomas C, Adams-Huet B, Vangessel A. Potassium-magnesium citrate is an effective prophylaxis against recurrent calcium oxalate nephrolithiasis. J Urol. 1997 Dec;158(6):2069-73. doi: 10.1016/s0022-5347(01)68155-2.
• Background Preminger GM, Sakhaee K, Pak CY. Alkali action on the urinary crystallization of calcium salts: contrasting responses to sodium citrate and potassium citrate. J Urol. 1988 Feb;139(2):240-2. doi: 10.1016/s0022-5347(17)42374-3.
• Background Stern KL, Canvasser N, Borofsky M, Gleason VM, Kamphuis G, El Tayeb MM, Hsi R, Scotland KB. Alkalinizing Agents: A Review of Prescription, Over-the-Counter, and Medical Food Supplements. J Endourol. 2020 Jan;34(1):1-6. doi: 10.1089/end.2019.0292. Epub 2019 Sep 25.

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Indications