Inclusion criteria |
• Aged 18–65 years old |
• Test results demonstrate HIV negative |
• Behavioral eligibility criteria |
Participants of male sex at birth and who have sex with men, reporting at least one criterion associated with high risk for HIV infection in the 6 months prior to enrolment as follows: |
- Unprotected (condom-less) receptive anal intercourse with male partners |
- More than two male partners (regardless of condom use and HIV serostatus) |
- Reported STI, such as syphilis, HSV-2, gonorrhea, chlamydia, chancroid, or lymphogranuloma venereum |
- Reported a history of post-exposure prophylaxis |
Note: Individuals in a monogamous relationship with an HIV-1 seronegative partner or a virologically suppressed HIV-1+ partner for > 1 year will not be eligible for participation. |
• Through comprehensive physical examination, including routine urine examinations, hepatic and renal function tests, blood glucose and lipids, and BMD; no serious liver or kidney dysfunction and negative for HBs antigen, without serology indicating osteoporosis, and other indicators are normal |
• Able and being willing to sign written informed consent and participate in the study as procedures require |
• Chinese citizens |
Exclusion criteria |
• HIV-1 infected, or having clinical signs or symptoms consistent with acute viral infection |
• Atopic individual or allergic to the ingredients of the experimental drug or ART |
• Having serious chronic disease, including metabolic diseases (such as diabetes), neurological, and psychiatric disorders |
• Weight < 40 kg or > 140 kg |
• Having osteoporosis: aged ≥50 years with BMD T-score ≤ −2.5; aged < 50 years with BMD Z-score ≤ − 2 and fragility fracture |
• Mental health issues which may compromise participant adherence or safety, including memory loss, cognitive impairment, intellectual disability, or communication disorders |
• Currently, or 30 days prior to enrolment, taking interferon, interleukin, or other immunoregulators |
• Currently taking products containing antiretrovirals |
• Participating in another research study related to HIV and antiretroviral therapy or other intervention study |