Methylnaltrexone Use for Opioid-induced Postoperative Constipation

NCT ID: NCT01773096

Last Updated: 2015-05-19

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE4

Total Enrollment

60 participants

Study Classification

INTERVENTIONAL

Study Start Date

2013-05-31

Study Completion Date

2015-05-31

Brief Summary

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The purpose of this study is to determine whether the routine use of methylnaltrexone in the post-operative pediatric spinal fusion patient will decrease the incidence of constipation.

Detailed Description

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Methylnaltrexone will be given to pediatric patients post-operative from spinal fusion surgery on post-operative day number 3 and then again on postoperative day number 4, if no laxation achieved. Various outcome measures, safety and efficacy of the drug will be observed and recorded.

Conditions

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Constipation

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Study group

Weight-based dose (0.15 mg/kg for patients less than 38 kg, 8 mg for patients weighing 38-62 kg, or 12 mg for patients weighing greater than 62 kg) of methylnaltrexone will be administered on post-operative day 3 and again, if indicated, on post-operative day 4. This group will also receive the standard bowel protocol beginning on postoperative day one as per protocol.

Group Type EXPERIMENTAL

Methylnaltrexone

Intervention Type DRUG

Patient will receive methylnaltrexone on postoperative day 3 on a weight based dose and again 24 hours later if required.

Senna, docusate sodium, bisacodyl, magnesium hydroxide, Miralax

Intervention Type DRUG

Standard institutional bowel protocol will begin on post-operative day 1. Miralax,Docusate sodium or senna will be given on a weight-based dosing. If no bowel movement in 72 hours, bisacodyl or magnesium hydroxide will be added.

Institutional bowel protocol

Patient will receive institutional standard bowel protocol. Beginning on post-operative day one either miralx,docusate sodium or senna, on a weight-based dose. If no bowel movement in 72 hours, either oral bisacodyl or magnesium hydroxide, on a weight-based dosing, will be added.

Group Type ACTIVE_COMPARATOR

Senna, docusate sodium, bisacodyl, magnesium hydroxide, Miralax

Intervention Type DRUG

Standard institutional bowel protocol will begin on post-operative day 1. Miralax,Docusate sodium or senna will be given on a weight-based dosing. If no bowel movement in 72 hours, bisacodyl or magnesium hydroxide will be added.

Interventions

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Methylnaltrexone

Patient will receive methylnaltrexone on postoperative day 3 on a weight based dose and again 24 hours later if required.

Intervention Type DRUG

Senna, docusate sodium, bisacodyl, magnesium hydroxide, Miralax

Standard institutional bowel protocol will begin on post-operative day 1. Miralax,Docusate sodium or senna will be given on a weight-based dosing. If no bowel movement in 72 hours, bisacodyl or magnesium hydroxide will be added.

Intervention Type DRUG

Other Intervention Names

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Relistor Senokot,Colace, Dulcolax, Milk of Magnesia, polyethylene glycol

Eligibility Criteria

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Inclusion Criteria

* spinal fusion surgery
* current opioid use
* 12 years of age and older
* no or inadequate bowel movement by post-operative day 3

Exclusion Criteria

* known or expected mechanical bowel obstruction
* known or suspected lesions of the GI tract
* unexpected transfer to ICU
* unexpected return to the operating room
* patient or parent refusal of methylnaltrexone
* incomplete data concerning time to laxation
Minimum Eligible Age

12 Years

Maximum Eligible Age

21 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Shriners Hospitals for Children

OTHER

Sponsor Role lead

Responsible Party

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Deborah J. Vermaire MD

Anesthesiologist

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Deborah J. Vermaire, M.D.

Role: PRINCIPAL_INVESTIGATOR

Shriners Hospitals for Children

Locations

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Shriners Hospitals for Children- Spokane

Spokane, Washington, United States

Site Status

Countries

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United States

References

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Anissian L, Schwartz HW, Vincent K, Vincent HK, Carpenito J, Stambler N, Ramakrishna T. Subcutaneous methylnaltrexone for treatment of acute opioid-induced constipation: phase 2 study in rehabilitation after orthopedic surgery. J Hosp Med. 2012 Feb;7(2):67-72. doi: 10.1002/jhm.943. Epub 2011 Oct 13.

Reference Type RESULT
PMID: 21998076 (View on PubMed)

Other Identifiers

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MNTX-2013

Identifier Type: -

Identifier Source: org_study_id

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