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Completed Phase 3 Interventional Results available

Assessment of Efficacy and Safety in Patients With Non-cancer-related Pain and Opioid-induced Constipation

ClinicalTrials.gov ID: NCT01309841

Public ClinicalTrials.gov record NCT01309841. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:25 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double-Blind, Placebo-Controlled Study to Assess the Efficacy and Safety of NKTR-118 in Patients With Non-Cancer-Related Pain and Opioid-Induced Constipation (OIC)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to evaluate the effect and safety of NKTR-118 treatment of opioid-induced constipation in patients with non-cancer-related pain, including those patients that have inadequate response to laxative therapy (LIR).

Study identification

NCT ID
NCT01309841
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
AstraZeneca
Industry
Enrollment
652 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 84 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 2011 (Type not available)
Primary completion
Aug 2012 (Actual)
Completion
Aug 2012 (Actual)
Last update posted
Jun 1, 2015

2011 – 2012

United States locations

U.S. sites
91
U.S. states
32
U.S. cities
91
Facility City State ZIP Site status
Research Site Birmingham Alabama — —
Research Site Calera Alabama — —
Research Site Glendale Arizona — —
Research Site Mesa Arizona — —
Research Site Phoenix Arizona — —
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Research Site Malvern Arkansas — —
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Research Site Montebello California — —
Research Site National City California — —
Research Site Norwalk California — —
Research Site Paramount California — —
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Research Site Pembroke Pines Florida — —
Research Site Plantation Florida — —
Research Site Tamarac Florida — —
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Research Site Decatur Georgia — —
Research Site Boise Idaho — —
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Research Site Rockford Illinois — —
Research Site Evansville Indiana — —
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Research Site West Des Moines Iowa — —
Research Site Pikesville Maryland — —
Research Site Brockton Massachusetts — —
Research Site Kalamazoo Michigan — —
Research Site Biloxi Mississippi — —
Research Site Saint Joseph Missouri — —
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Research Site Las Vegas Nevada — —
Research Site Trenton New Jersey — —
Research Site Albuquerque New Mexico — —
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Research Site Charlotte North Carolina — —
Research Site Greensboro North Carolina — —
Research Site Hickory North Carolina — —
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Research Site Morrisville North Carolina — —
Research Site Beavercreek Ohio — —
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Research Site Medord Oregon — —
Research Site Feasterville Pennsylvania — —
Research Site Huntingdon Valley Pennsylvania — —
Research Site Levittown Pennsylvania — —
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Research Site Yardley Pennsylvania — —
Research Site Cumberland Rhode Island — —
Research Site Charleston South Carolina — —
Research Site Greer South Carolina — —
Research Site Orangeburg South Carolina — —
Research Site Clarksville Tennessee — —
Research Site Austin Texas — —
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Research Site Doral Texas — —
Research Site Houston Texas — —
Research Site North Richland Hills Texas — —
Research Site Salt Lake City Utah — —
Research Site Spokane Washington — —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 26 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01309841, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 1, 2015 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT01309841 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →