A Randomized study comparing reduced dose of sodium phosphate tablets with 2 L polyethylene glycol for preparation of colonoscopy

A Randomized study comparing reduced dose of sodium phosphate tablets with 2 L polyethylene glycol for preparation of colonoscopy - A Randomized study of reduced dose of sodium phosphate tablets with 2 L polyethylene glycol

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000023529

Enrollment

200

Registered

2016-08-10

Start date

2012-07-01

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

Patients who need the examination of colonoscopy

Interventions

The day before colonoscopy:patients received 20 mL of 0.75% sodium picosulfate. On the morning of colonoscopy:patients are requested to take 30g of sodium phosphate tablets with 2 L of water/tea, or

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who need to recieve the examination of colonoscopy

Exclusion criteria

Exclusion criteria: under 20 years of age, over 64 years of age, the presence of bowel obstruction, renal failure, uncontrollable hypertension, and hypersensitivity to sodium phosphate tablets or polyethylene glycol

Design outcomes

Primary

Measure	Time frame
Patients acceptance and bowel cleansing quolity of reduced dose of sodium phosphate tablets with 2 L polyethylene glycol	—

Countries

Japan

Contacts

Public ContactSoichiro Ako

Tsuyama Chuo Hospital Gastrointestinal Endoscopy Center

soichiro.ako@gmail.com0868-21-8111

Outcome results

None listed

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