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ClinicalTrials.gov public records Last synced Sep 7, 2026, 3:51 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Diabetic Foot Ulcer
Interventions
doxycycline, placebo gel
Drug
Lead sponsor
NanoSHIFT LLC
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Cystic Fibrosis
Interventions
Inhaled Vancomycin, Placebo (Sterile Water), Rifampin, Trimethoprim/Sulfamethoxazole (TMP/SMX), Doxycycline, Mupirocin Intranasal Creme, 4% chlorhexidine gluconate liquid skin cleanser
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
12 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
2
States / cities
Baltimore, Maryland • Cleveland, Ohio
Conditions
Exudative Macular Degeneration, Wet Age-related Macular Degeneration
Interventions
Doxycycline Hyclate, Placebo
Drug
Lead sponsor
University of Iowa
Other
Eligibility
50 Years to 99 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Urethritis
Interventions
Azithromycin, Doxycycline
Drug
Lead sponsor
University of Washington
Other
Eligibility
16 Years and older · Male only
Enrollment
606 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Primary Systemic Amyloidosis
Interventions
Doxycycline
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Migraine Disorders, Headache, Migraine, Migraine, Migraine Headache, Migraine With Aura, Migraine Without Aura, Headache Disorders, Primary
Interventions
Triptan, Doxycycline
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
HIV Pre-exposure Prophylaxis, HIV Prevention and Care, Mobile Health Technology (mHealth), Adherence, Doxycycline STI PEP
Interventions
MyPrEP Plus Package, Standard of Care (SOC)
Device · Behavioral
Lead sponsor
Public Health Foundation Enterprises, Inc.
Other
Eligibility
18 Years and older · Male only
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Francisco, California
Terminated Phase 2 Interventional Results available

A Phase II Study of Doxycycline in Relapsed NHL

NCT02086591
Conditions
Adult Diffuse Large B-Cell Lymphoma, Mantle Cell Lymphoma Recurrent, Lymphoma, Follicular, Marginal Zone B-Cell Lymphoma, Malignant Lymphoma - Lymphoplasmacytic, Waldenstrom Macroglobulinemia, Small Lymphocytic Lymphoma, Chronic Lymphocytic Leukemia (CLL), T-Cell Lymphoma
Interventions
Doxycycline
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Rochester, New York
Conditions
Carcinoma, Non-Small-Cell Lung
Interventions
Amivantamab IV, Amivantamab SC, Lazertinib, Doxycycline, Minocycline, Clindamycin, Chlorhexidine, Noncomedogenic skin moisturizer, Ruxolitinib, Tacrolimus, Zinc gluconate, Propranolol, Timolol, Clobetasol
Drug · Other
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
305 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
28
States / cities
Chandler, Arizona • Duarte, California • Fullerton, California + 25 more
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Cholera Anti-Secretory Treatment Trial

NCT04150250
Conditions
Cholera
Interventions
iOWH032, Placebo, V. cholerae Challenge, Antibiotics
Drug · Other
Lead sponsor
PATH
Other
Eligibility
18 Years to 44 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Daily Doxycycline to Inform Sexually Transmitted Infection Prophylaxis Regimens

NCT06545656
Conditions
Sexually Transmitted Infection
Interventions
Doxycycline
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 59 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Acne Vulgaris
Interventions
Sarecycline, Doxycycline
Drug
Lead sponsor
Integrative Skin Science and Research
Industry
Eligibility
9 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Sacramento, California
Conditions
Surgical Site Infection, Colon Surgery, Abdominal Surgery, Post-Op Infection
Interventions
D-PLEX, Standard of Care (SoC)
Drug · Other
Lead sponsor
PolyPid Ltd.
Industry
Eligibility
18 Years to 99 Years
Enrollment
975 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
5
States / cities
Augusta, Georgia • New Orleans, Louisiana • St Louis, Missouri + 2 more
Conditions
Papulopustular Rosacea
Interventions
DFD-29, Doxycycline, Placebo
Drug
Lead sponsor
Journey Medical Corporation
Industry
Eligibility
18 Years and older
Enrollment
323 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
27
States / cities
Rogers, Arkansas • Cerritos, California • Fremont, California + 21 more
Conditions
Arteriovenous Malformations, Cavernous Angiomas, Brain Aneurysms
Interventions
Doxycycline or Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
13 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
San Francisco, California
Conditions
Osteomyelitis
Interventions
oral antibiotics, intravenous antibiotics
Drug · Procedure
Lead sponsor
Julio Ramirez
Other
Eligibility
18 Years to 100 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Louisville, Kentucky
Conditions
Emphysema, HIV
Interventions
Doxycycline, Placebo
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
30 Years and older
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
20
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 17 more
Conditions
Healthy
Interventions
Doxycycline monohydrate 100mg tablets
Drug
Lead sponsor
Ranbaxy Laboratories Limited
Industry
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Not listed Early Phase 1 Interventional

CTCL Directed Therapy

NCT03116659
Conditions
Lymphoma, T-Cell, Cutaneous
Interventions
Doxycycline, Imiquimod
Drug
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
30 Years to 89 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Cytokine Storm, SARS-CoV-2
Interventions
Doxycycline, Placebo
Drug
Lead sponsor
Temple University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Papulopustular Rosacea
Interventions
Azelaic acid (Finacea, BAY39-6251), Metronidazole (Metrogel), Doxycycline (Oracea)
Drug
Lead sponsor
LEO Pharma
Industry
Eligibility
18 Years and older
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
17
States / cities
Birmingham, Alabama • Denver, Colorado • West Palm Beach, Florida + 14 more
Conditions
Urethritis
Interventions
Doxycycline, Placebo, Tinidazole, Azithromycin
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
16 Years to 45 Years · Male only
Enrollment
305 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
4
States / cities
Birmingham, Alabama • New Orleans, Louisiana • Baltimore, Maryland + 1 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Study of Continuous Oral Contraceptives and Doxycycline

NCT00480532
Conditions
Contraceptives, Oral
Interventions
Lybrel, Doxycycline, Oracea, Placebo, Doxycycline 100bid x5 days at the time of bleeding, Subantimicrobial doxycycline daily, placebo daily
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
2
States / cities
Honolulu, Hawaii • Portland, Oregon
Conditions
Osteoarthritis
Interventions
Doxycycline, Cefazolin
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
40 Years to 90 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Chicago, Illinois