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An open-label, pilot study to examine the pharmacokinetics, efficacy and safety of Methylnaltrexone Bromide in paediatric patients with opioid-induced constipation who have failed standard aperient treatment.

An open-label, pilot study to examine the pharmacokinetics, efficacy and safety of Methylnaltrexone Bromide in paediatric patients with opioid-induced constipation who have failed standard aperient treatment.

Status
Not yet recruiting
Phases
Phase 4
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12611000002987
Enrollment
6
Registered
2011-01-04
Start date
2011-04-01
Completion date
Unknown
Last updated
2020-01-13

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

Conditions

None listed

Brief summary

The use of Methylnaltrexone Bromide is approved to treat adults with opioid-induced constipation, but it has not yet been test in children with opioid-induced constipation. This study will see how safe and effective Methylnaltrexone Bromide is in children with opioid-induced constipation.

Interventions

A single subcutaneous injection of Methylnaltrexone Bromide (0.15mg/kg) at baseline. If the injection has not been effective within 24 hours (ie no bowel action), the injection may be repeated (but the pharmacokinetic samples will not be repeated).

Sponsors

The Royal Children's Hospital
Lead SponsorHospital

Study design

Allocation
Non-randomised trial
Intervention model
Single group
Primary purpose
Treatment
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
0 to 18 Years
Healthy volunteers
No

Inclusion criteria

An inpatient at the Royal Children's Hospital Diagnosis of constipation as defined by lack of bowel motion for 3 days Chronic opioid treatment (1 week continuous duration) Failed all other standard aperient treatment Vascular access

Exclusion criteria

Other causes of constipation (eg cow's milk protein intolerance, poor oral intake) Signs and symptoms of bowel obstruction Suspected or diagnosed with delirium Likely to pass away this admission

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026