Skip to content

Methylnaltrexone in Patients With Opioid-Induced Bowel Dysfunction

A Phase II Double-Blind, Randomized, Parallel Group, Dose Ranging Study of Subcutaneous Methylnaltrexone in Patients With Opioid-Induced Bowel Dysfunction

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01367574
Enrollment
39
Registered
2011-06-07
Start date
2002-04-30
Completion date
2003-05-31
Last updated
2019-11-27

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

Conditions

Bowel Dysfunction

Keywords

Opioid-induced bowel dysfunction

Brief summary

This is a double-blind, randomized, parallel group, dose ranging study of subcutaneous methylnaltrexone to be conducted in patients with advanced medical illness and poorly controlled opioid induced constipation. Patients will be randomized to one of three fixed dose levels of SC MNTX.

Interventions

DRUGSC MNTX

Dose 1

Sponsors

Bausch Health Americas, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

1. Must have advanced medical illness (cancer, HIV, etc) and be receiving palliative care 2. Must be on opioid medication for at least 2 weeks with no expectation of significant change in regimen 3. Must have constipation 4. Must be 18 yrs or older

Exclusion criteria

1. Concurrent use of medications other than opioids which might interfere with gastrointestinal motility 2. Patients who received any experimental drug in the last 30 days 3. Patients with active peritoneal cancer (ovarian, etc.) 4. Patients with active diverticulitis or diverticulosis

Design outcomes

Primary

MeasureTime frameDescription
Number of subjects who have a bowel movement within four hours of dosingUp to 4 weeksTo access the efficacy of various fixed unit doses of MNTX SC in patients with advanced medical illnesses and poorly controlled opioid-induced constipation.

Secondary

MeasureTime frameDescription
Number of subject with Adverse EventsUp to 4 weeksTo access the tolerability of various fixed unit doses of MNTX SC in patients with advanced medical illnesses and poorly controlled opioid-induced constipation.

Countries

United States

Outcome results

None listed

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