HIV Non Occupational Post-Exposure Prophylaxis (PEP)

October 4, 2022 updated by: Kenneth H. Mayer, MD, Fenway Community Health

A Phase IV Open-Label Evaluation of Safety, Tolerability and Patient Acceptance of Raltegravir (MK-0518) Combined With a Fixed-Dose Formulation of Tenofovir Following Potential Exposure to HIV-1

This study will evaluate how safe and tolerable a combination of taking three-drugs will be for the purpose of preventing HIV transmission after a high-risk sexual contact exposure in HIV uninfected adults.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

This study will evaluate a three drug regimen in the form of two pills which will be taken for 28 days for the prevention of HIV infection. Two drugs are combined in an FDA-approved pill called TRUVADA, containing the HIV medications, tenofovir disoproxil fumarate 300mg and emtricitabine 200mg, taken as one pill once a day. The third drug is a new formulation, raltegravir 400mg pill taken twice a day.

Study Type

Interventional

Enrollment (Actual)

100

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Massachusetts
      • Boston, Massachusetts, United States, 02115
        • Fenway Community Health

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • HIV uninfected on the basis of a negative HIV Rapid Test, EIA or Western blot, and a negative HIV-1 RNA assay
  • Possible non-occupational exposure to HIV-1, recent enough to permit receiving the first dose of study medication within 72 hours from the end of the exposure.
  • Able to understand the study procedures and willing to sign informed consent

Exclusion Criteria:

  • Any active psychiatric illness or active drug or alcohol abuse that, in the opinion of the investigator, could prevent compliance with study procedures.
  • Pregnancy.
  • Chronic hepatitis B infection, diagnosed by either positive serum HBsAg or positive serum HBV DNA; or prior lamivudine therapy for hepatitis B.
  • Creatinine clearance less than 50 mL/min as calculated by Cockcroft-Gault formula.
  • Unwillingness to participate in study procedures, including Mental Health referral and intervention.
  • Known intolerance or allergy to tenofovir DF, emtricitabine or raltegravir.
  • Use of prohibited concomitant medication: dilantin, phenobarbital and rifampin which cannot be used with raltegravir.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Other: Group 1
TRUVADA
Drug: TRUVADA + Raltegravir
TRUVADA (tenofovir disoproxil fumarate (DF) 300mg + emtricitabine 200mg) + RALTEGRAVIR 400mg
Other Names:
  • emtricitabine
  • tenofovir DF

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Medication Regimen Completion Rates
Time Frame: 28 days
Pill counts performed at 14 and 28 days
28 days
Number of HIV-1 Infected Participants
Time Frame: 90 days
Of participants that were evaluable at 3 months post initiation of treatment, how many became HIV-1 infected
90 days

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Fenway Community Health

Collaborators

Merck Sharp & Dohme LLC

Investigators

  • Principal Investigator: Kenneth H Mayer, MD, Fenway Community Health

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Helpful Links

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

February 1, 2008

Primary Completion (Actual)

March 1, 2010

Study Completion (Actual)

August 1, 2010

Study Registration Dates

First Submitted

January 7, 2008

First Submitted That Met QC Criteria

January 7, 2008

First Posted (Estimate)

January 16, 2008

Study Record Updates

Last Update Posted (Actual)

October 25, 2022

Last Update Submitted That Met QC Criteria

October 4, 2022

Last Verified

October 1, 2022

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • MK PEP 2007

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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