About this trial

Researchers are looking for new medicines to prevent HIV-1 (Human Immunodeficiency Virus Type 1) infection.

The goals of this study are to learn:

* If taking MK-8527 once a month works to prevent HIV-1 infection better than a standard (usual) pre-exposure prophylaxis (PrEP) taken once a day * About the safety of MK-8527 and if people tolerate it

Eligibility criteria

Qualifiers

Is confirmed Human Immunodeficiency Virus (HIV)-uninfected based on negative HIV-1/HIV-2 test results

Has been sexually active (2 vaginal intercourse encounters with cisgender male individual(s) within the last 3 months)

Was assigned female sex at birth and is cisgender.

Weighs ≥35 kg

Disqualifiers

Has hypersensitivity or other contraindication to any component of the study interventions

Has evidence of acute or chronic hepatitis B infection

Has a history of malignancy within 5 years of screening except for adequately treated basal cell or squamous cell skin cancer, or in situ cervical cancer

Has taken cabotegravir, lenacapavir, or any other long-acting HIV prevention product at any time

Trial design

Treatments tested in this trial

  • MK-8527
  • Emtricitabine/tenofovir disoproxil (FTC/TDF)
  • Placebo matched to MK-8527
  • Placebo matched to FTC/TDF

Treatment groups

4,580 Participants
are divided into 2 treatment groups

Locations

30
Kenya
UW - KNH; Rachuonyo County Hospital ( Site 0006)40222, Homabay CountyHoma Bay County, Kenya
Partners in Health and Research Development (PHRD) ( Site 0002)00202, ThikaKiambu County, Kenya
KEMRI-CMR-RCTP ( Site 0003)00200, NairobiKisumu County, Kenya
Kargeno Research & Policy Hub ( Site 0007)40123, Kisumu Kenya

Sponsors and collaborators

Merck Sharp & Dohme LLC

Lead sponsor