A Study on the Interaction Between Danoprevir/Ritonavir and Methadone

NCT ID: NCT01389544

Last Updated: 2016-11-02

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

PHASE1

Total Enrollment

18 participants

Study Classification

INTERVENTIONAL

Study Start Date

2011-06-30

Study Completion Date

2011-07-31

Brief Summary

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This multicenter, open-label study will assess the effect of multiple doses of danoprevir/ritonavir on steady-state pharmacokinetics of methadone. Subjects on stable methadone maintenance therapy (20 - 120 mg daily as single oral morning dose) will receive danoprevir 100 mg orally twice daily and ritonavir 100 mg orally twice daily for 10 days.

Detailed Description

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Conditions

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Healthy Volunteer

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Blinding Strategy

NONE

Study Groups

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Single Arm

Group Type EXPERIMENTAL

danoprevir

Intervention Type DRUG

200 mg daily (100 mg q12h) orally, Days 1-10

methadone

Intervention Type DRUG

stable maintenance therapy: 20-120 mg daily single oral morning dose

ritonavir

Intervention Type DRUG

200 mg daily (100 mg q12h) orally, Days 1-10

Interventions

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danoprevir

200 mg daily (100 mg q12h) orally, Days 1-10

Intervention Type DRUG

methadone

stable maintenance therapy: 20-120 mg daily single oral morning dose

Intervention Type DRUG

ritonavir

200 mg daily (100 mg q12h) orally, Days 1-10

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Male and female adults, 18 - 65 years of age, inclusive
* Subjects must be on a stable methadone maintenance regimen (20 to 120 mg/day) for the treatment of opiate addiction for at least 30 days prior to screening and should be on a stable dose for at least 14 days prior to Day -1
* Body weight \>/= 50 kg
* Body mass index (BMI) 18.0 - 32.0 kg/m2
* Females of childbearing potential and males with female partners of childbearing potential must agree to use 2 forms of non-hormonal contraception during the study and for 90 days after the last study drug administration

Exclusion Criteria

* Pregnant or lactating women and male partners of women who are pregnant or lactating
* Symptoms of methadone withdrawal at screening, on Day -2 or Day -1
* Inadequate venous access
* History or evidence of any clinically significant disease or disorder, except for drug abuse or dependence
* Positive test for alcohol or drugs of abuse at screening and up to Day -2 (with the exception of methadone)
* History (within 3 months of screening) of alcohol consumption exceeding 2 standard drinks per day on average (1 standard drink = 10 grams of alcohol); alcohol consumption will be prohibited during study confinement and for at least 48 hours before screening, dosing and each scheduled visit
* Positive for hepatitis B, hepatitis C or HIV infection
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Hoffmann-La Roche

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Clinical Trials

Role: STUDY_DIRECTOR

Hoffmann-La Roche

Locations

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Anaheim, California, United States

Site Status

Overland Park, Kansas, United States

Site Status

Countries

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United States

Other Identifiers

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NP25644

Identifier Type: -

Identifier Source: org_study_id