Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 6, 2026, 7:38 AM EDT

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Showing 1–9 of 9 matching trials from the live ClinicalTrials.gov search.
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Conditions
HIV, Contraception
Interventions
TFV IVR, TFV/LNG IVR, Placebo IVR
Drug · Other
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Norfolk, Virginia
Conditions
HIV Infections
Interventions
Tenofovir gel
Drug
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania • Houston, Texas
Conditions
Human Immunodeficiency Virus (HIV) Prophylaxis
Interventions
TDF IVR, TDF-FTC IVR, TDF-FTC-MVC IVR
Drug
Lead sponsor
Auritec Pharmaceuticals
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Galveston, Texas
Conditions
HIV
Interventions
TDF Intravaginal Ring, Placebo Intravaginal Ring
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
The Bronx, New York
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetic and Safety Study of a 90 Day Intravaginal Ring Containing Tenofovir

NCT03670355
Conditions
HIV Infections
Interventions
Tenofovir (TFV) IVR, Placebo IVR
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
3
States / cities
Birmingham, Alabama • San Francisco, California • Pittsburgh, Pennsylvania
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

PrEP-Pod-IVR (TDF-FTC/Placebo IVR 28 Day Crossover Study)

NCT03255915
Conditions
HIV Prevention
Interventions
Tenofovir Disoproxil Fumarate (TDF)-Emtricitabine (FTC), Placebo
Drug · Other
Lead sponsor
Oak Crest Institute of Science
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
1
States / cities
Galveston, Texas
Conditions
Healthy, HIV
Interventions
Tenofovir disoproxil fumarate intravaginal ring, Placebo intravaginal ring (IVR)
Drug
Lead sponsor
Marla Keller
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
The Bronx, New York
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, PK, and PD Study of IVRs Releasing TFV and LNG

NCT03279120
Conditions
Anti-Infective Agents, Anti-Retroviral Agents, Contraceptive Usage
Interventions
TFV/LNG IVR, Placebo
Drug
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Norfolk, Virginia
Completed Phase 1 Interventional Accepts healthy volunteers

Exploratory Pharmacodynamic Study of Tenofovir-Based Products

NCT02722343
Conditions
HIV
Interventions
Tenofovir intravaginal ring, Truvada
Drug
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Norfolk, Virginia