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HIV-1-infectionEarly Phase 1NCT03729778

Impact of HIV-1 and Aging on Mucosal Vaccine Responses

A Early Phase 1 study testing Prevnar-13 in people with HIV-1-infection and Human Immunodeficiency Virus, run by VA Eastern Colorado Health Care System at 1 site in United States.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
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Trial summary

The purpose of this study is to learn more about both HIV-1 infection and advancing age, and their association with increased risk of serious infection and impaired response to the Prevnar 13 vaccine. Read more about this study

Who is it for?
Ages 21 to 75 yearsHealthy volunteers can take part
What is being tested?
Prevnar-13
Type of treatment
Vaccines
Could I receive a placebo?
No, everyone receives an active treatment
How many people
100 participants
Where
1 siteUnited States
Study dates
18 Jan 2017to 1 Jan 2028
Phase
Early Phase 1
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 21 to 75 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Veterans only (accessibility to non-veterans pending)
  • Age 21-45 or 55-75 Years Old
  • Have not received pneumococcal vaccine Prevnar PCV-13
  • Able to attend 2-3 study visits over 1 month
  • HIV+:
  • -Undetectable Viral load
  • HIV negative controls:
  • -no history or risks for HIV infection

Who cannot join

  • Spleen removed
  • Chronic Kidney disease (creatinine ≥ 2.0 mg/dL)
  • Active liver disease
  • Currently taking: Corticosteroids (prednisone, medrol, etc), Chemotherapy, Immunosuppressive medication (cyclosporine, methotrexate, azathioprine, infliximab, adalimumab, rituximab, etanercept, etc), or illicit drugs (methamphetamine, cocaine, crack, or heroin)

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Rocky Mountain Regional VA Medical Center

    Aurora, Colorado, 80045

Other trials in United States

About this study

The purpose of this study is to learn more about both HIV-1 infection and advancing age, and their association with increased risk of serious infection and impaired response to the Prevnar 13 vaccine.

Read the detailed description

After being informed about the study and potential risks, patients will be screened to determine eligibility for the study and consented. Patients who meet eligibility requirements will be immunized with PCV 20. HIV-infected adults will be tested prior to and after vaccination by blood, nasal filter paper, and stool samples to characterize mucosal and systemic antibody responses . HIV-uninfected control adults will be tested at vaccination and post vaccination to characterize mucosal and systemic antibody responses .

Being tested
Prevnar-13
Keywords
HIV, Streptococcus pneumoniae infection, Prevnar-13, PCV-13, Pneumococcal vaccine, Pneumococcal vaccines, Streptococcus pneumoniae colonization
Medical subject headings
Acquired Immunodeficiency Syndrome, HIV Infections, Pneumococcal Infections

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Prevnar-13Biological

    One time administration of prevnar-13 vaccine

Study groups in NCT03729778
Study groupRoleWhat they receive
HIV+Active comparatorOne time administration of Prevnar-13 vaccine to HIV+ participants
Receives: Biological: Prevnar-13
HIV Negative ControlsActive comparatorOne time administration of Prevnar-13 vaccine to HIV Negative Control participants
Receives: Biological: Prevnar-13

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Determine pneumococcal specific IgG levels in BAL (BronchoAlveolar Lavage) fluid and NPF (Nasopharyngeal Fluid)

    Determine pneumococcal specific IgG levels in BAL fluid and NPF and to standardize the results we will compare it to the total levels in the BAL/NPF fluid collected at all timepoints

    Measured: A change from baseline, measured at pre-vaccination, and 1 month post vaccine

  2. Determine pneumococcal specific IgG levels in serum

    Determine pneumococcal specific IgG levels in serum 1 month post vaccination response criteria must meet >2-fold rise with a post-vaccination level >1000 ng/ml for > 7 of the 12 serotypes

    Measured: A change from baseline, measured at pre-vaccination, and 1 month post vaccine

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted5 Nov 2018
  2. Study start18 Jan 2017
  3. Primary completion31 Mar 2020
  4. Study completion1 Jan 2028 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Early Phase 1
Primary purpose
Health services research
Allocation
Non-randomised
Intervention model
Single group
Model description
Healthy control and HIV-1-infected adults aged 21-45 and 55-75 years old. For HIV-1+ undetectable plasma HIV-1 RNA and documented PPSV23. Two-time blood draw, nasopharyngeal fluid collection, physical function test, fecal collection and questionnaire. Participants will be given PCV13.
Masking
Single blind
Who is masked
Participant
Enrolment
100 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03729778
Sponsor's protocol ID
16-1919
Status last verified
Jul 2026
First submitted
16 Oct 2018
Last updated
29 Jul 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No

Publications

  • Kyaw MH, Rose CE Jr, Fry AM, Singleton JA, Moore Z, Zell ER, Whitney CG; Active Bacterial Core Surveillance Program of the Emerging Infections Program Network. The influence of chronic illnesses on the incidence of invasive pneumococcal disease in adults. J Infect Dis. 2005 Aug 1;192(3):377-86. doi: 10.1086/431521. Epub 2005 Jun 23.

    PubMed 15995950
  • Nuorti JP, Whitney CG; Centers for Disease Control and Prevention (CDC). Prevention of pneumococcal disease among infants and children - use of 13-valent pneumococcal conjugate vaccine and 23-valent pneumococcal polysaccharide vaccine - recommendations of the Advisory Committee on Immunization Practices (ACIP). MMWR Recomm Rep. 2010 Dec 10;59(RR-11):1-18.

    PubMed 21150868
  • Centers for Disease Control and Prevention (CDC). Invasive pneumococcal disease and 13-valent pneumococcal conjugate vaccine (PCV13) coverage among children aged </=59 months---selected U.S. regions, 2010--2011. MMWR Morb Mortal Wkly Rep. 2011 Nov 4;60(43):1477-81.

    PubMed 22048728
  • Bonten MJ, Huijts SM, Bolkenbaas M, Webber C, Patterson S, Gault S, van Werkhoven CH, van Deursen AM, Sanders EA, Verheij TJ, Patton M, McDonough A, Moradoghli-Haftvani A, Smith H, Mellelieu T, Pride MW, Crowther G, Schmoele-Thoma B, Scott DA, Jansen KU, Lobatto R, Oosterman B, Visser N, Caspers E, Smorenburg A, Emini EA, Gruber WC, Grobbee DE. Polysaccharide conjugate vaccine against pneumococcal pneumonia in adults. N Engl J Med. 2015 Mar 19;372(12):1114-25. doi: 10.1056/NEJMoa1408544.

    PubMed 25785969

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing Prevnar-13 in people with HIV-1-infection and Human Immunodeficiency Virus, run by VA Eastern Colorado Health Care System at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: under way, not looking for participants, as of the sponsor's last update on 29 Jul 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Determine pneumococcal specific IgG levels in BAL (BronchoAlveolar Lavage) fluid and NPF (Nasopharyngeal Fluid) (time frame: A change from baseline, measured at pre-vaccination, and 1 month post vaccine). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03729778, which also lists 4 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 29 Jul 2026.

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