Evaluating carvedilol with or without endoscopic variceal ligation for preventing bleeding in cirrhotic patients

Carvedilol Plus Endoscopic Ligation or Not for the Primary Prevention of Esophageal Variceal Bleeding in Carvedilol Non-responders: a Randomized Controlled Trial

Phase 4 Interventional Taipei Veterans General Hospital, Taiwan · NCT06594783

This study is testing if adding a procedure called endoscopic variceal ligation to the medication carvedilol can better prevent bleeding in people with cirrhosis who aren't helped by carvedilol alone.

Quick facts

PhasePhase 4
Study typeInterventional
Enrollment80 (estimated)
Ages18 Years to 90 Years
SexAll
SponsorTaipei Veterans General Hospital, Taiwan Government
Locations1 site (Taipei)
Trial IDNCT06594783 on ClinicalTrials.gov

What this trial studies

This clinical trial aims to determine if combining carvedilol with endoscopic variceal ligation (EVL) is more effective than carvedilol alone in preventing esophageal variceal bleeding in patients with cirrhosis who do not respond to carvedilol. Participants will take carvedilol daily and undergo EVL every 3-4 weeks. The study will assess both the efficacy and safety of this combination treatment. It addresses a significant gap in treatment options for carvedilol non-responders, focusing on improving patient outcomes in a high-risk population.

Who should consider this trial

Good fit: Ideal candidates are cirrhotic patients with esophageal varices who continue to experience variceal enlargement despite carvedilol treatment.

Not a fit: Patients with a history of esophageal variceal bleeding or those with contraindications to non-selective beta-blockers will not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could significantly reduce the risk of esophageal variceal bleeding in patients with cirrhosis who are unresponsive to standard carvedilol treatment.

How similar studies have performed: While studies on carvedilol's effectiveness are established, this specific combination with EVL in non-responders is relatively novel and has not been extensively tested.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

\- Cirrhotic patients with esophageal varices who, after carvedilol treatment, continue to experience variceal enlargement or develop new red color signs.

Exclusion Criteria:

* Age under 18 or over 90 years.
* History of esophageal variceal bleeding.
* Previous treatment for esophageal varices, including endoscopic variceal ligation, endoscopic sclerotherapy, transjugular intrahepatic portosystemic shunt, or surgery.
* Contraindications to non-selective beta-blockers, including severe atrioventricular block, chronic obstructive pulmonary disease (COPD), asthma, uncontrolled diabetes mellitus, or severe peripheral artery disease.
* Presence of end-stage organ diseases, including hepatocellular carcinoma or other terminal cancers, heart failure, or renal failure.
* Pregnant women.
* Refusal to participate in the study.

Where this trial is running

Taipei

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions CirrhosisEsophageal VaricesEndoscopic variceal ligationNonselective beta-blockerPortal hypertension
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.