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A Study to Investigate the Safety and Efficacy of LT-02 in Patients With Mesalamine Refractory Ulcerative Colitis (UC)

A Randomized, Double-blind, Placebo-controlled Study of the Efficacy and Safety of a 12-week Add-on Treatment With LT-02 vs. Placebo in Subjects With Ulcerative Colitis Refractory to Standard Treatment With Mesalamine

Status
Terminated
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02849951
Acronym
PROTECT-3
Enrollment
25
Registered
2016-07-29
Start date
2016-07-31
Completion date
2019-08-31
Last updated
2017-06-15

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

Conditions

Ulcerative Colitis

Keywords

Colitis, Colitis, Ulcerative, Ulcer, Colonic Diseases, Digestive System Diseases, Gastroenteritis, Gastrointestinal Diseases, Inflammatory Bowel Diseases, Intestinal Diseases, Pathologic Processes, Mesalamine

Brief summary

The purpose of this study is to determine whether Phosphatidylcholine (LT-02) add on treatment is effective and safe for the induction of remission in ulcerative colitis patients refractory to standard treatment with mesalamine

Detailed description

A randomized, double-blind, placebo-controlled study to assess the efficacy and safety of LT-02 (delayed release phosphatidylcholine granules; administered orally via 1.6 g BID for up to 12 weeks) in subjects with active ulcerative colitis who are refractory to a standard dose of oral mesalamine therapy. Refractory to mesalamine is defined as active disease despite receiving at least ≥ 2.4g mesalamine (or equivalent dose) for at least 8 weeks with or without rectal 5-ASA.

Interventions

DRUGLT-02

12-weeks of 1.6 g BID delayed-release phosphatidylcholine (LT-02)

DRUGLT-02 Placebo

12-weeks of 0 g BID delayed-release phosphatidylcholine (LT-02) placebo

Sponsors

Nestlé Health Science Spain
CollaboratorINDUSTRY
Syneos Health
CollaboratorOTHER
Prometheus Laboratories
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: 1. Established diagnosis of ulcerative colitis (UC), based on clinical history, exclusion of infectious causes, and characteristic endoscopic and histologic findings. 2. Active UC with disease confirmed by endoscopy findings and confirmed by central reader. 3. A modified Mayo Score 4-10, and with a centrally read endoscopy score activity of ≥ 2 points. 4. Mesalamine (5-ASA) refractory.

Exclusion criteria

1. Diagnosis of Crohn's disease, indeterminate colitis, ischemic colitis, radiation colitis, microscopic colitis (i.e., collagenous colitis and lymphocytic colitis), diverticular disease associated colitis, 2. Toxic megacolon or fulminant colitis, 3. Prior colon resection, 4. Evidence of infectious colitis (e.g., pathogenic bacteria or Clostridium difficile infection) at screening, 5. Known celiac disease 6. Other inflammatory or bleeding disorders of the colon and intestine, or diseases what may cause diarrhea or gastrointestinal bleeding 7. History or presence of ischemic heart disease, myocardial infarction, peripheral arterial disease, ischemic stroke, or transient ischemic attack, 8. Subjects with known hypersensitivity to soy, 9. Treatment with methotrexate, azathioprine, 6-mercaptopurine TNF-alpha-antagonists, vedolizumab or certolizumab pegol, tacrolimus, or anti-integrin therapy within last 8 weeks prior to screening, 10. Treatment with any (topical or systemic) corticosteroid formulation for the treatment of IBD within last 7 days prior to endoscopy, 11. Treatment with other investigational drug within last 8 weeks prior to screening,

Design outcomes

Primary

MeasureTime frameDescription
Rate of clinical remission12 weeksThe percentage of subjects in clinical remission using the abbreviated modified Mayo score

Secondary

MeasureTime frameDescription
Endoscopic response12 weeksPercentage of subjects with endoscopic response
Histological improvement12 weeksPercentage of subjects with histological improvement
Clinical response12 weeksPercentage of subjects with clinical response using the abbreviated modified Mayo score
Mucosal healing12 weeksPercentage of subjects with mucosal healing
Quality of life12 weeksChange in the subjects quality of life, using Inflammatory Bowel Disease Quality of Life Questionnaire (IBDQ)
Endoscopic remission12 weeksPercentage of subjects with endoscopic remission

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026