A Double-blind Placebo-controlled Study to Evaluate Larazotide Acetate for the Treatment of Celiac Disease
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ClinicalTrials.gov Identifier: NCT01396213 |
Recruitment Status :
Completed
First Posted : July 18, 2011
Last Update Posted : September 20, 2017
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Celiac Disease | Drug: Larazotide Acetate Drug: placebo | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 342 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Intervention Model Description: | randomized, double-blind, placebo-controlled |
Masking: | Double (Participant, Investigator) |
Masking Description: | double-blind |
Primary Purpose: | Treatment |
Official Title: | A Randomized, Double-Blind, Placebo Controlled Study to Evaluate the Efficacy and Safety of Different Doses of Larazotide Acetate for the Treatment of Celiac Disease |
Actual Study Start Date : | November 7, 2011 |
Actual Primary Completion Date : | August 20, 2013 |
Actual Study Completion Date : | August 20, 2013 |

Arm | Intervention/treatment |
---|---|
Experimental: Larazotide Acetate 0.5 mg
larazotide acetate 0.5 mg capsules TID
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Drug: Larazotide Acetate
gelatin capsule
Other Names:
|
Experimental: Larazotide Acetate 1 mg
larazotide acetate 1 mg capsules TID
|
Drug: Larazotide Acetate
gelatin capsule
Other Names:
|
Experimental: Larazotide Acetate 2 mg
larazotide acetate 2 mg capsules TID
|
Drug: Larazotide Acetate
gelatin capsule
Other Names:
|
Placebo Comparator: Placebo
placebo capsules TID
|
Drug: placebo
gelatin capsule |
- Assess the efficacy of larazotide acetate versus placebo for the treatment of celiac disease in adults as an adjunct to a gluten-free diet [ Time Frame: CeD GSRS was completed weekly Baseline through the end of 12-week double-blind treatment period. ]The primary efficacy endpoint was average on-treatment (Baseline to Week 12) score of theCeliac Disease Gastrointestinal Symptom Rating Scale (CeD GSRS).
- Assess the safety and tolerability of larazotide acetate in subjects with active celiac disease [ Time Frame: Up to 12 weeks ]Safety endpoints assessed in this study were adverse events, vital signs, physical examination results, clinical laboratory test results, concomitant medication usage and ECG results
- Validate a CeD PRO diary instrument in subjects with celiac disease [ Time Frame: The CeD PRO was administered daily throughout the study. ]The CeD PRO is a 12-item questionnaire that was developed to assess symptom severity in clinical trials in subjects with celiac disease. Items in the questionnaire were formulated based on one-on-one interviews with subjects with celiac disease and thus reflect the symptoms that subjects consider part of their celiac disease experience. Subjects rated their symptom severity on an 11-point (0-10) scale. Symptoms included abdominal cramping, abdominal pain, bloating, constipation, diarrhea, gas, loose stools, nausea, vomiting, headache, and tiredness. The questionnaire was designed as a self-administered daily diary, to be completed at the same time each day, and required < 10 minutes to complete.
- Compare various efficacy endpoints during 12 weeks of double-blind treatment [ Time Frame: GSRS - weekly; BSFS - daily; CGA - screening, baseline, Week 12 and follow-up visits; CeD-QoL and SF12v2 - start of placebo run-in, Week 12 and follow-up visits; CD and CFDCQ - follow-up visit. ]Additional efficacy assessments comprised a variety of known scales used for evaluating subjects with celiac disease, including the Gastrointestinal Symptoms Rating Scale (GSRS), Bristol Stool Form Scale (BSFS), Short Form 12 health survey Version 2 (SF12v2), Celiac Disease Quality of Life (CeD-QoL) scale, and the Clinical Global Assessment (CGA). A Gluten-Free Diet Compliance Questionnaire (GFDCQ) and Celiac Dietary Adherence Test (CDAT) were also included to assess compliance with the gluten-free diet.

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years to 75 Years (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Male and female adults with biopsy proven and serology-confirmed celiac disease on a gluten-free diet for at least 12 months
- measurable serology at screening
- CeD GSRS score of ≥ 2.0 prior to randomization
- experiencing symptoms (ie, diarrhea, abdominal pain, bloating, nausea, or stomachache)
- willing to maintain current diet gluten-free diet throughout the duration of the study.
Exclusion Criteria:
- refractory celiac disease or severe complications of celiac disease (eg, EATL, ulcerative jejunitis, perforation, etc.)
- chronic active GI disease other than celiac disease
- diabetes (Type 1 or 2) or other autoimmune disease that might interfere with the conduct of the study
- hemoglobin value < 8.5 g/dL

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01396213

Study Director: | Henrik Rasmussen, MD, PhD | Sponsor GmbH |
Responsible Party: | 9 Meters Biopharma, Inc. |
ClinicalTrials.gov Identifier: | NCT01396213 |
Other Study ID Numbers: |
Clin1001-012 |
First Posted: | July 18, 2011 Key Record Dates |
Last Update Posted: | September 20, 2017 |
Last Verified: | September 2017 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
larazotide acetate |
Celiac Disease Malabsorption Syndromes Intestinal Diseases |
Gastrointestinal Diseases Digestive System Diseases Metabolic Diseases |