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The study on the optimal administration duration of oral ursodeoxycholic acid for the prevention of gallbladder stones after Gastric Cancer Surgery: Based on a single-center prospective randomized Controlled Clinical Trial

The study on the optimal administration duration of oral ursodeoxycholic acid for the prevention of gallbladder stones after Gastric Cancer Surgery: Based on a single-center prospective randomized Controlled Clinical Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600124436
Enrollment
Unknown
Registered
2026-05-12
Start date
2026-05-13
Completion date
Unknown
Last updated
2026-05-18

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

Conditions

Gastric cancer

Interventions

Short-term medication group (3-month group) (600 mg/d):Oral UDCA treatment was initiated after the operation, and the medication was discontinued after continuous use for 3 months.
Mid-term medication group (6-month group) (600 mg/d):Oral UDCA treatment was initiated after the operation, and the medication was discontinued after continuous use for 6 months.
Long-term medication group (12-month group) (600 mg/d):Oral UDCA treatment was initiated after the operation, and the medication was discontinued after continuous use for 12 months.

Sponsors

The Second Hospital & Clinical Medical School, Lanzhou University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1.Aged 18 to 75; 2.It was diagnosed as gastric cancer through pathological examination; 3.Patients who underwent radical gastrectomy (R0 resection) for gastric cancer; 4.Preoperative abdominal ultrasound or CT examination did not detect gallbladder stones or gallbladder diseases; 5.The general condition after the operation is stable and can tolerate oral medication treatment; 6.The expected survival period is greater than 12 months; 7.Voluntarily participate in this study and sign the informed consent form.

Exclusion criteria

Exclusion criteria: 1.There were already gallbladder diseases such as gallbladder stones, cholecystitis or gallbladder polyps before the operation; 2.Previously received cholecystectomy; 3.Patients with severe liver function abnormalities or biliary tract diseases; 4.People allergic to ursodeoxycholic acid; 5.Pregnant or lactating women; 6.Visitors with other severe systemic diseases who are unable to complete the follow-up; 7.The researchers believed that it was not suitable for enrollment.

Design outcomes

Primary

MeasureTime frame
The incidence of gallbladder stones within 12 months after surgery.;

Secondary

MeasureTime frame
The incidence of gallbladder sludge;The formation time of gallbladder stones;Incidence of gallbladder-related symptoms;The incidence of cholecystitis or cholecystectomy; Incidence of adverse reactions related to UDCA;Analysis of medical expenses and cost-effectiveness at different medication durations;

Countries

China

Contacts

Public ContactHuang Zeping

The Second Hospital & Clinical Medical School, Lanzhou University

Ldyy_huangzp@lzu.edu.cn+86 182 1981 1298

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 22, 2026