Safety and Efficacy of IV Infusion of Investigational Agent (TZP-101) in Patients With Severe Diabetic Gastroparesis

NCT ID: NCT00612014

Last Updated: 2012-12-07

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

78 participants

Study Classification

INTERVENTIONAL

Study Start Date

2007-10-31

Study Completion Date

2009-03-31

Brief Summary

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The purpose of this study is to determine whether TZP-101 is effective in the treatment of symptomatic gastroparesis due to diabetes.

Detailed Description

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Subjects are randomized according to an adaptive randomization procedure.

Conditions

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Gastroparesis Diabetes Mellitus

Keywords

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delayed gastric emptying symptomatic gastroparesis diabetes mellitus

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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1

Group Type PLACEBO_COMPARATOR

5% dextrose in water

Intervention Type DRUG

60 ml IV infusion over 30 minutes

2

40 micrograms/kg

Group Type EXPERIMENTAL

TZP-101

Intervention Type DRUG

40 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

3

80 micrograms/kg

Group Type EXPERIMENTAL

TZP-101

Intervention Type DRUG

80 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

4

160 micrograms/kg

Group Type EXPERIMENTAL

TZP-101

Intervention Type DRUG

160 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

5

320 microgram/kg

Group Type EXPERIMENTAL

TZP-101

Intervention Type DRUG

320 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

6

600 microgram/kg

Group Type EXPERIMENTAL

TZP-101

Intervention Type DRUG

600 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

Interventions

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5% dextrose in water

60 ml IV infusion over 30 minutes

Intervention Type DRUG

TZP-101

40 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

Intervention Type DRUG

TZP-101

80 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

Intervention Type DRUG

TZP-101

160 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

Intervention Type DRUG

TZP-101

320 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

Intervention Type DRUG

TZP-101

600 micrograms/kg iv 2ml/minute for 30 minutes

1 infusion/day for 4 consecutive days

Intervention Type DRUG

Other Intervention Names

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D5W

Eligibility Criteria

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Inclusion Criteria

* Subject has type 1 or type 2 diabetes mellitus
* Subject has documented diagnosis of gastroparesis (all of the following apply):

* Confirmed delayed gastric emptying (see Appendix IV; properly conducted gastric emptying assessments within last 6 months acceptable)
* AND a minimum 3 month history of relevant symptoms for gastroparesis (chronic postprandial fullness, bloating, epigastric discomfort, early satiety, belching after meal, postprandial nausea, vomiting).
* AND a mean Gastroparesis Cardinal Symptom Index (GCSI) Score (2 week recall version) of ≥ 2.66
* AND it is confirmed by endoscope that there are no obstructive lesions in the esophagus or stomach (endoscopy within prior 3 months acceptable)
* Subject has never had a gastrectomy, nor major abdominal surgery or any evidence of bowel obstruction within the previous 12 months
* Dosage of any concomitant medications has been stable for at least 3 weeks
* HbA1c level is ≤ 10.0%
* Subject has a BMI \< 30
* Subject body weight is ≤ 100 kg
* If female, post-menopausal for the past 12 months, surgically sterile (i.e. tubal ligation, hysterectomy), or using an adequate method of birth control (i.e., oral contraceptives, double barrier method, IUD cover) or sterilized partner

Exclusion Criteria

* Subject has acute severe gastroenteritis
* Subject has a gastric pacemaker
* Subject is on chronic parenteral feeding
* Subject has daily persistent severe vomiting
* Subject has pronounced dehydration
* Subject has had diabetic ketoacidosis in last 4 weeks
* Subject has a history of eating disorders (anorexia nervosa, binge eating, bulimia)
* Subject has a marked baseline prolongation of QT/QTc interval (repeated demonstration of a QTc interval \>450 ms for male / \>470 ms for female)
* Subject has a history of additional risk factors for Torsades de Pointes (heart failure, chronic hypokalemia, family history of Long QT Syndrome)
* Subject requires use of concomitant medication that prolongs the QT interval

* List provided to clinical sites
* Subject has history of cardiovascular ischemia in previous 12 months or acute myocardial infarction (MI) or unstable angina
* Subject requires use of concomitant medication that is known to interact with isoenzyme CYP3A4 and the combination with an CYP3A4 inhibitor is known to introduce a clinically significant drug interaction

* List provided to clinical sites
* Subject has a history of psychiatric disorder or cognitive impairment that would interfere with participation in the study
* Subject has a history of alcoholism
* Subject is taking regular daily narcotics
* Subject has a known history of Hep B, Hep C or HIV
* Subject has severely impaired renal function (creatinine clearance \< 30 mL/min)
* Subject has severe impairment of liver function, defined as albumin level ≤ 2.5 gm/dL and/or prothrombin time \>6 seconds over control (INR \> 2.3)
* Subject has participated in an investigational study within 30 days prior to or received TZP-101 within 90 days prior to study initiation
* Subject is pregnant or is breast-feeding
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Tranzyme, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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California Pacific Medical Center

San Francisco, California, United States

Site Status

Central Indiana Gastroenterology Group

Anderson, Indiana, United States

Site Status

Kansas University Medical Center

Kansas City, Kansas, United States

Site Status

University of Louisville

Louisville, Kentucky, United States

Site Status

Massachusetts General Hospital

Boston, Massachusetts, United States

Site Status

Wake Forest University Health Sciences

Winston-Salem, North Carolina, United States

Site Status

Aarhus University Hospital

Aarhus, , Denmark

Site Status

Amrita Institute of Medical Sciences Research Center (AIMS)

Kochi, Kerala, India

Site Status

Haukeland University Hospital

Bergen, , Norway

Site Status

Karolinska University Hospital

Stockholm, , Sweden

Site Status

Manchester Royal Infirmary

Manchester, , United Kingdom

Site Status

Royal Hallamshire Hospital

Sheffield, , United Kingdom

Site Status

Countries

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United States Denmark India Norway Sweden United Kingdom

Other Identifiers

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2007-003279-38

Identifier Type: -

Identifier Source: secondary_id

TZP-101-CL-G004

Identifier Type: -

Identifier Source: org_study_id