Cranberry Juice for the Prevention of Recurrent Urinary Tract Infections

Completed · Phase 2 · Has a placebo group

Conditions studied: Urinary Tract Infections

In brief

This study will determine whether cranberry juice is effective in reducing recurrent urinary tract infections (UTIs) in women who have had a UTI within the past year.

Key facts

Study ID

NCT00128128

Run by

National Center for Complementary and Integrative Health (NCCIH)

People needed

176

Starts

2005-08-01

Expected to finish

2009-06-01

Last updated by the study team

2015-06-04

Who can join

Age: 18 and older, up to 45. Sex: female. Healthy volunteers: not accepted.

You may qualify if…

• At least one UTI within 12 months prior to study entry
• Premenopausal
• Agree to avoid all foods that contain plants from the genus Vaccinium (related to cranberries) for the duration of the study

You may not qualify if…

• Anatomic abnormalities of the urinary tract
• History of kidney stones
• Bacteria in the urine (bacteriuria)
• Use of prophylactic antibiotics within 7 days prior to study entry
• Use of investigational drugs within 30 days prior to study entry
• Current use of warfarin
• Diabetes
• Cancer. Participants with skin cancer are not excluded.
• Allergy or intolerance of cranberry products
• Symptomatic vaginitis
• Pregnant or breastfeeding

Where it is running

• Yale New Haven Hospital — New Haven, Connecticut, United States
• University of Washington — Seattle, Washington, United States

Full record on ClinicalTrials.gov

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