What this phase means
This study does not use the classic phase 1–4 drug ladder. It may be a device, a behavior program, a surgery timing study, or an early feasibility test.
Phase labels are FDA/ICH categories applied to the registry Phase field. They are not a finding that this study succeeded.
What the registry says happens
If you join, the listed intervention(s) are Lenacapavir long-acting, or Tenofovi-Emtricitabine (TDF/FTC) tablet. The registry lists allocation as randomized. The goal of this study is to learn how well long-acting lenacapavir works to prevent human immunodeficiency virus (HIV) infection in people at higher risk of getting HIV in Brazil.
They plan to enroll about 1,500 people at 8 sites. Taking part typically means taking a study drug (or dummy pill) plus check-ins.
Official title (unrewritten)
Expanding PrEP Options Among Young MSM, Transgender and Non-binary Persons in Brazil: Incorporating Twice-yearly Lenacapavir for HIV Prevention - The ImPrEP LEN Brasil Study
Interventions: Lenacapavir long-acting, Tenofovi-Emtricitabine (TDF/FTC) tablet
Primary outcome (registry wording): Proportion of participants who remain persistent on Lenacapavir pre-exposure prophylaxis at 24 months