How to Treat Opiate Withdrawal in Neonates

NCT ID: NCT02810782

Last Updated: 2020-01-07

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

PHASE3

Total Enrollment

120 participants

Study Classification

INTERVENTIONAL

Study Start Date

2001-06-30

Study Completion Date

2007-12-31

Brief Summary

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Three different drugs are used in a randomised, double blind, clinical multi-centre trial with three arms. Major objective is to investigate the duration of drug treatment based on the Finnegan score. Secondary objectives are to document weight gain, the need for adding a second drug when the first drug is not effective enough and possible side effects such as convulsions.

Detailed Description

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Background: Neonatal narcotic abstinence syndrome is an important medical, social and financial problem. Several drugs are used to treat the withdrawal symptoms in neonates that have been exposed to opiates in utero, but there is no consensus which one is best.

Goal: Three different drugs are used in a randomised, double blind, clinical multi-centre trial with three arms. Major objective is to investigate the duration of drug treatment based on the Finnegan score. Secondary objectives are to document weight gain, the need for adding a second drug when the first drug is not effective enough and possible side effects such as convulsions.

Methods: Neonates born after 34 completed weeks of gestation with meconium proven antenatal opiate exposure and parental informed consent are included. Infants with severe malformation are excluded. Each infant is assessed every eight hour by a modified Finnegan score. When 9 points are exceeded drug treatment is started and dose increased stepwise according to the score. The masqued solution applied orally contains morphine, phenobarbital or chlorpromazine. When the maximum dose does not reduce the score, a second randomisation and one of the two remaining drugs is added, again in a blinded way.

A total of 120 infants, 40 in each group will be included in the study.

Conditions

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Neonatal Abstinence Syndrome

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Phenobarbital

Phenobarbitone loading dose 10 mg/kg body weight maintenance dose 0.83 mg/kg body weight every 4 hours

Group Type EXPERIMENTAL

Phenobarbital

Intervention Type DRUG

Phenobarbital per os

Chlorpromazine

Chlorpromazine loading dose 0.5 mg/kg body weight maintenance dose 0.25 mg/kg every 4 hours

Group Type ACTIVE_COMPARATOR

Chlorpromazine

Intervention Type DRUG

Chlorpromazine per os

Morphine

Morphine (tinctura opii) 0.25 mg/kg body weight every 4 hours

Group Type ACTIVE_COMPARATOR

Morphine

Intervention Type DRUG

Morphine per os

Interventions

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Phenobarbital

Phenobarbital per os

Intervention Type DRUG

Chlorpromazine

Chlorpromazine per os

Intervention Type DRUG

Morphine

Morphine per os

Intervention Type DRUG

Other Intervention Names

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Phenobarbitone Largactil tinctura opii

Eligibility Criteria

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Inclusion Criteria

* Neonates of mothers who consumed opiates during pregnancy
* Born after 34 completed weeks of pregnancy
* Parents' informed consent

Exclusion Criteria

* Preterm birth before 34 0/7 gestational weeks
* Severe malformation
* Illness requiring respiratory assistance or catecholamines
* Negative meconium drug test
Minimum Eligible Age

1 Hour

Maximum Eligible Age

3 Days

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University of Zurich

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Hans U Bucher, Prof

Role: STUDY_CHAIR

University of Zurich

References

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Zimmermann U, Rudin C, Duo A, Held L, Bucher HU; Swiss neonatal abstinence syndrome study group. Treatment of opioid withdrawal in neonates with morphine, phenobarbital, or chlorpromazine: a randomized double-blind trial. Eur J Pediatr. 2020 Jan;179(1):141-149. doi: 10.1007/s00431-019-03486-6. Epub 2019 Nov 6.

Reference Type RESULT
PMID: 31691849 (View on PubMed)

Other Identifiers

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UZH-NAS01

Identifier Type: -

Identifier Source: org_study_id

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