Status:

COMPLETED

Phase 2 Randomized, Double-Blind, Placebo-Controlled, Parallel Group Trial of Linaclotide Administered to Patients With Opioid-Induced Constipation Receiving Chronic Opioid Treatment for Non-Cancer Pain

Lead Sponsor:

Forest Laboratories

Collaborating Sponsors:

Ironwood Pharmaceuticals, Inc.

Conditions:

Opioid-Induced Constipation

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

The purpose of this study was to evaluate the safety and efficacy of linaclotide for the treatment of opioid-induced constipation (OIC), in adults receiving stable opioid treatment for chronic non-can...

Eligibility Criteria

Inclusion

  • Patient has chronic non-cancer pain that has been present for a minimum of 3 months
  • Patient has been receiving a stable oral dose of a full-opioid agonist for at least 4 days per week during the 8 consecutive weeks
  • Patient meets protocol criteria for Opioid-Induced Constipation (OIC): \< 3 spontaneous bowel movements (SBMs) per week and reports one of the following symptoms for at least 4 weeks:
  • Straining during \> 25% of BMs
  • Lumpy or hard stools during \> 25% of BMs
  • Sensation of incomplete evacuation during \> 25% of BMs
  • Patient meets the colonoscopy requirements defined by the American Gastroenterological Association guidelines
  • Patient has successfully completed protocol procedures (with no clinically significant findings)
  • Patient is compliant with Interactive Voice Response System (IVRS) for daily diary reporting
  • Patient has a total of \< 6 SBMs in IVRS during the 14 days before and up to the time of Randomization
  • Patient has adequate relief and well-controlled pain with current dose of opioid

Exclusion

  • Patient has been using opioids for abdominal pain
  • Patient has symptoms of or been diagnosed with chronic constipation or chronic idiopathic constipation prior to initiation of opioid treatment
  • Patient has symptoms of or been diagnosed with Irritable Bowel Syndrome (IBS) prior to initiation of opioid treatment
  • Patient has a history of loose or watery stools for \> 25% of BMs during the 3 months before the Screening in the absence of laxatives, suppositories, or enemas
  • Patient has a structural abnormality of the gastrointestinal (GI) tract or a disease or condition that can affect GI motility
  • Patient has any protocol-excluded or clinically significant medical or surgical history that would limit the patient's ability to complete or participate in this clinical trial or could confound the study assessments

Key Trial Info

Start Date :

October 31 2014

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

October 31 2015

Estimated Enrollment :

254 Patients enrolled

Trial Details

Trial ID

NCT02270983

Start Date

October 31 2014

End Date

October 31 2015

Last Update

April 8 2019

Active Locations (77)

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Page 1 of 20 (77 locations)

1

Forest Investigative Site 002

Anniston, Alabama, United States, 36207

2

Forest Investigative Site 001

Foley, Alabama, United States, 36535

3

Forest Investigative Site 007

Phoenix, Arizona, United States, 85029

4

Forest Investigative Site 008

Tucson, Arizona, United States, 85710

Phase 2 Randomized, Double-Blind, Placebo-Controlled, Parallel Group Trial of Linaclotide Administered to Patients With Opioid-Induced Constipation Receiving Chronic Opioid Treatment for Non-Cancer Pain | DecenTrialz