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Efficacy and Safety of Cobiprostone in Patients With Portal Hypertension

Primary Purpose

Portal Hypertension

Status
Terminated
Phase
Phase 2
Locations
United States
Study Type
Interventional
Intervention
Placebo
Cobiprostone
Sponsored by
Sucampo Pharma Americas, LLC
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Portal Hypertension

Eligibility Criteria

18 Years - undefined (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • Patient is >= 18 years of age.
  • Patient has clinical and/or pathological diagnosis of intra-hepatic portal hypertension.
  • Patient has clinical diagnosis of cirrhosis.
  • Patient has undergone variceal banding.

Exclusion Criteria:

  • Patient has a Child-Pugh score >12.
  • Patient has portal hypertension resulting from hepatic vein obstruction, portal vein occlusion, schistosomiasis, portal vein thrombosis, splenic vein thrombosis, or Budd-Chiari syndrome.
  • Variceal banding procedure was performed within 1 month of the screening visit.
  • Patient has active or recurrent variceal bleeding, or has had variceal bleeding within the 12 weeks prior to screening.
  • Patient is unwilling to discontinue use of vasoactive drugs from the screening visit through the end of the study.
  • Patient has hepatocellular carcinoma that is being medically treated or is advanced.
  • Patient has impaired renal function (i.e., serum creatinine concentration >1.8 mg/dl)
  • Patient has a history of liver transplant, or is expected to receive a liver transplant during the study period.
  • Patient has undergone a gastrointestinal or abdominal surgical procedure within 90 days prior to the Screening Visit, or has had a bowel resection at any time.

Sites / Locations

  • University of Texas Southwestern Medical Center

Arms of the Study

Arm 1

Arm 2

Arm 3

Arm Type

Placebo Comparator

Experimental

Experimental

Arm Label

Placebo TID

12 mcg TID

18 mcg TID

Arm Description

Participants receive matching placebo capsules three times daily (TID)

Participants receive 12 mcg Cobiprostone TID

Participants receive 18 mcg Cobiprostone TID

Outcomes

Primary Outcome Measures

Change From Baseline in Hepatic Venous Pressure Gradient (HVPG) After Four (4) Weeks of Treatment

Secondary Outcome Measures

Full Information

First Posted
August 15, 2008
Last Updated
October 31, 2019
Sponsor
Sucampo Pharma Americas, LLC
Collaborators
Sucampo Pharmaceuticals, Inc.
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1. Study Identification

Unique Protocol Identification Number
NCT00737594
Brief Title
Efficacy and Safety of Cobiprostone in Patients With Portal Hypertension
Official Title
A Randomized, Placebo-controlled, Double-blinded Study of the Efficacy and Safety of Cobiprostone in Patients With Portal Hypertension
Study Type
Interventional

2. Study Status

Record Verification Date
February 2016
Overall Recruitment Status
Terminated
Why Stopped
Failure to enroll a suitable number of qualified subjects.
Study Start Date
July 2008 (undefined)
Primary Completion Date
February 2009 (Actual)
Study Completion Date
March 2009 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Sucampo Pharma Americas, LLC
Collaborators
Sucampo Pharmaceuticals, Inc.

4. Oversight

Data Monitoring Committee
Yes

5. Study Description

Brief Summary
The primary purpose of this study is to determine the efficacy and safety of cobiprostone (at two dose levels) as compared to placebo for lowering portal hypertension.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Portal Hypertension

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 2
Interventional Study Model
Parallel Assignment
Masking
ParticipantInvestigator
Allocation
Randomized
Enrollment
9 (Actual)

8. Arms, Groups, and Interventions

Arm Title
Placebo TID
Arm Type
Placebo Comparator
Arm Description
Participants receive matching placebo capsules three times daily (TID)
Arm Title
12 mcg TID
Arm Type
Experimental
Arm Description
Participants receive 12 mcg Cobiprostone TID
Arm Title
18 mcg TID
Arm Type
Experimental
Arm Description
Participants receive 18 mcg Cobiprostone TID
Intervention Type
Drug
Intervention Name(s)
Placebo
Other Intervention Name(s)
Matching placebo
Intervention Description
Matching placebo capsules for oral administration
Intervention Type
Drug
Intervention Name(s)
Cobiprostone
Other Intervention Name(s)
Experimental product
Intervention Description
Cobiprostone capsules for oral administration
Primary Outcome Measure Information:
Title
Change From Baseline in Hepatic Venous Pressure Gradient (HVPG) After Four (4) Weeks of Treatment
Time Frame
4 weeks

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Patient is >= 18 years of age. Patient has clinical and/or pathological diagnosis of intra-hepatic portal hypertension. Patient has clinical diagnosis of cirrhosis. Patient has undergone variceal banding. Exclusion Criteria: Patient has a Child-Pugh score >12. Patient has portal hypertension resulting from hepatic vein obstruction, portal vein occlusion, schistosomiasis, portal vein thrombosis, splenic vein thrombosis, or Budd-Chiari syndrome. Variceal banding procedure was performed within 1 month of the screening visit. Patient has active or recurrent variceal bleeding, or has had variceal bleeding within the 12 weeks prior to screening. Patient is unwilling to discontinue use of vasoactive drugs from the screening visit through the end of the study. Patient has hepatocellular carcinoma that is being medically treated or is advanced. Patient has impaired renal function (i.e., serum creatinine concentration >1.8 mg/dl) Patient has a history of liver transplant, or is expected to receive a liver transplant during the study period. Patient has undergone a gastrointestinal or abdominal surgical procedure within 90 days prior to the Screening Visit, or has had a bowel resection at any time.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Investigator
Organizational Affiliation
University of Texas Southwestern Medical Center
Official's Role
Principal Investigator
Facility Information:
Facility Name
University of Texas Southwestern Medical Center
City
Dallas
State/Province
Texas
ZIP/Postal Code
75390
Country
United States

12. IPD Sharing Statement

Plan to Share IPD
No

Learn more about this trial

Efficacy and Safety of Cobiprostone in Patients With Portal Hypertension

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