Differences in Response to the Flu Vaccine Among Adults With HIV and Without HIV in Uganda
HIV, Acquired Immunodeficiency Syndrome, Influenza
About this trial
This is an interventional basic science trial for HIV focused on measuring immunization
Eligibility Criteria
Inclusion Criteria:
For HIV uninfected group
- Confirmation of HIV-1 infection from medical records
For HIV infected on HAART group
- Confirmation of HIV-1 infection from medical records
- Participants must be on HAART for at least 6 months prior to enrollment
- A CD4 T-cell count available in the last 6 months
- CD4 T-cell count >350 cells/μL on the eligibility blood specimen
Long-term non-progressor group
- HIV infected for more than 7 years
- No evidence of opportunistic infections in the medical records
- Never received antiretroviral therapy (except anti-retrovirals for prevention of mother-to-infant transmission of HIV)
- A CD4 T-cell count available in the last 6 months
- CD4+ T-cell count slop of ≥0 cells/µl blood from entry into the MU-JHU cohort until the most recent available CD4+ T-cell count.
Exclusion Criteria:
- Current moderate or severe acute illness, history of fever or temperature ≥37.5oC within 48 hours prior to vaccination (participants can be re-evaluated at a subsequent visit)
- History of systemic disease, including: Guillain-Barré Syndrome; known hepatitis B, or hepatitis C infection; cardiac disease; uncontrolled diabetes mellitus (including gestational diabetes); chronic liver condition; clinically significant renal impairment; clinically significant neurological disorders; active TB within the last year; Cancer. This information will be based on self-reporting and (where possible) will be confirmed by hospital medical records
- Received immunoglobulin or other blood product within the preceding 3 months or expected receipt of blood products during the 3 months of follow-up
- History of anaphylactic hypersensitivity reactions to egg proteins (eggs or egg products), or any other component of the vaccine including traces (formaldehyde, octoxinol 9 (Triton X-100) and neomycin)
- History of severe reaction (including hypersensitivity) after receiving any vaccine
- Currently pregnant
- In the opinion of the study team it would be unsuitable for the study subjects to receive the vaccine or participate in the study.
Sites / Locations
- Makere University- Johns Hopkins University Research Collaboration, at the Mulago National Referral Hospital
Arms of the Study
Arm 1
Arm 2
Arm 3
Other
Other
Other
HIV uninfected adults
HIV infected adults on HAART
HIV-infected long-term non-progressors
25 HIV uninfected adults enrolled at the Mulago National Referral Hospital complex in Kampala, Uganda will receive seasonal trivalent inactivated influenza vaccine (Vaxigrip®).
25 HIV infected adults enrolled at the Mulago National Referral Hospital complex in Kampala, Uganda will receive seasonal trivalent inactivated influenza vaccine (Vaxigrip®).
10 HIV-infected long-term non-progressor adults enrolled at the Mulago National Referral Hospital complex in Kampala, Uganda will receive seasonal trivalent inactivated influenza vaccine (Vaxigrip®).