A study of urine pH and efficacy of the citrates in patients with urinary frequency.

A study of urine pH and efficacy of the citrates in patients with urinary frequency. - A study of urine pH and efficacy of the citrates in patients with urinary frequency.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000005024

Enrollment

100

Registered

2011-02-04

Start date

2006-05-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

urinary frequency

Interventions

The citrates 1 gram X 3 per day orally, 2-4 weeks.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Patients with age >=20 years. 2) Signed and dated informed consent document indicating that patient has been informed of all pertinent aspects of this trial prior to enrollment. 3) Patients who can record their diaries exactly. 4) Patients who have eight or more mean micturitions per day and a mean daily urine pH of less than 6.2 after the screening period.

Exclusion criteria

Exclusion criteria: 1) Urinary tract infection. 2) Urinary calculus or bladder calculus. 3) Prostate cancer. 4) Bladder tumor. 5) Serious liver disease or kidney disease. 6) Women who are known or suspected to be pregnant, breastfeeding or desire to become pregnant during the trial period. 7) Patients who are judged unfit to enroll in this trial by the investigator.

Design outcomes

Primary

Measure	Time frame
Micturition per day, Volume per voiding, Pain/discomfort per day, Pain, King's health questionnaire, ICSI, ICPI, urine pH	—

Countries

Japan

Contacts

Public ContactTomohiro Ueda

Kyoto City Hospital Department of Urology

tom-nobu@muf.biglobe.ne.jp075-311-5311

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026