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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional

Adjunctive Treatment With Doxycycline to Enhance the Durability of Endovascular Aortic Aneurysm Repair

NCT00126204
View directory record Official record
Conditions
Aortic Aneurysm
Interventions
Doxycycline
Drug
Lead sponsor
The Foundation for Barnes-Jewish Hospital
Other
Eligibility
50 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 3, 2010 · Synced Sep 12, 2026, 9:11 PM EDT
Terminated Not applicable Interventional Results available

Evaluating the Use of ProKera Plus® in the Management of Bacterial Corneal Ulcers

NCT04850313
View directory record Official record
Conditions
Bacterial Corneal Ulcer
Interventions
ProProKera Plus®
Device
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jul 6, 2023 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Safety and Efficacy Study to Compare Two Rosacea Treatment Regimens

NCT00495313
View directory record Official record
Conditions
Rosacea
Interventions
doxycycline
Drug
Lead sponsor
CollaGenex Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
7
States / cities
Omaha, Nebraska • Las Vegas, Nevada • Arlington, Texas + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 15, 2008 · Synced Sep 12, 2026, 9:11 PM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers

Characterization of Doxycycline Pharmacokinetics and Adherence

NCT07755618
View directory record Official record
Conditions
Sexually Transmitted Infection
Interventions
Single-Dose PK Phase - DR Group, Single-Dose PK Phase - IR Group, Multi-Dose PK Phase - Daily Group, Multi-Dose PK Phase - Intermittent Group
Drug
Lead sponsor
HIV Prevention Trials Network
Network
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 9, 2026 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Safety and Efficacy Study of Doxycycline in Combination With Interferon-B-1a to Treat Multiple Sclerosis

NCT00246324
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Interferon beta 1a, oral doxycycline
Drug
Lead sponsor
Louisiana State University Health Sciences Center Shreveport
Other
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2009
U.S. locations
1
States / cities
Shreveport, Louisiana
Source: ClinicalTrials.gov public record
Updated Nov 7, 2022 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 4 Interventional Results available

ORCA - Oracea® for Rosacea: A Community-based Assessment

NCT00892281
View directory record Official record
Conditions
Rosacea
Interventions
doxycycline (Oracea®) 40 mg modified release as monotherapy, doxycycline (Oracea®) 40 mg modified release as add-on therapy
Drug
Lead sponsor
Galderma R&D
Industry
Eligibility
18 Years and older
Enrollment
1,421 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 24, 2022 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 3 Interventional Results available

Treatment of Chlamydia Infection Comparing WC2031 Tablets With Vibramycin

NCT01113931
View directory record Official record
Conditions
Urogential Chlamydia Trachomatis Infection
Interventions
Doxycyline Hyclate tablet, Vibramycin (doxycyline hyclate) capsule
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
19 Years to 45 Years
Enrollment
495 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
43
States / cities
Birmingham, Alabama • Foley, Alabama • Tucson, Arizona + 38 more
Source: ClinicalTrials.gov public record
Updated Jan 26, 2012 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 2 Interventional Results available

Study Of Dacomitinib (PF-00299804) In Advanced NSCLC Patients (Post Chemo Or Select First Line) To Evaluate Prophylactic Intervention On Derm And GI AEs And PRO

NCT01465802
View directory record Official record
Conditions
Non Small Cell Lung Cancer (NSCLC)
Interventions
Dacomitinib, Doxycycline, Probiotic, Alclometasone cream
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
79
States / cities
Duarte, California • Fullerton, California • Irvine, California + 49 more
Source: ClinicalTrials.gov public record
Updated Jan 8, 2019 · Synced Sep 12, 2026, 9:11 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Doxycycline, Temozolomide and Ipilimumab in Melanoma

NCT01590082
View directory record Official record
Conditions
Melanoma
Interventions
Doxycycline, Ipilimumab, Temozolomide
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 1, 2020 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Not applicable Interventional

Endourology Disease Group Excellence (EDGE) Consortium: Antibiotics (Abx) for Percutaneous Nephrolithotomy (PCNL) Part 2

NCT02829060
View directory record Official record
Conditions
Nephrolithiasis, Urinary Tract Infection (UTI), Sepsis
Interventions
Nitrofurantoin 100 MG, 7d, Gentamicin, 5mg/kg, Ampicillin 2g, Nitrofurantoin 100 mg, 48 hrs, Gentamicin, 80 mg, 7d, Gentamicin, 80 mg, 48hr
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
Not listed
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2025 · Synced Sep 12, 2026, 9:11 PM EDT
Withdrawn Not applicable Interventional

Doxycycline Versus Standard Care to Prevent Seroma Formation

NCT01188954
View directory record Official record
Conditions
Seroma
Interventions
doxycycline, No intervention
Drug · Other
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Staten Island, New York
Source: ClinicalTrials.gov public record
Updated Apr 13, 2015 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 4 Interventional Results available

Trial of Azithromycin vs. Doxycycline for the Treatment of Rectal Chlamydia in MSM

NCT03608774
View directory record Official record
Conditions
Anal Chlamydia Infection
Interventions
Azithromycin, Doxycycline, Placebo
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years · Male only
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 6, 2021 · Synced Sep 12, 2026, 9:11 PM EDT
Active, not recruiting Phase 2 Interventional

Doxycycline for Emphysema in People Living With HIV (The DEPTH Trial)

NCT05382208
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 25, 2026 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Serum Levels of Doxycycline at the Time of Abortion With Two Dosing Regimens

NCT00177333
View directory record Official record
Conditions
Abortion, Induced, Vomiting
Interventions
Doxycycline
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 28, 2016 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Effect of a Commonly Used Antibiotic, Doxycycline, in Women With Polycystic Ovarian Syndrome

NCT01788215
View directory record Official record
Conditions
Polycystic Ovarian Syndrome (PCOS), Irregular Menstrual Cycles, Androgen Excess
Interventions
doxycycline, Sugar Pill
Drug · Other
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jan 12, 2016 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 1 Interventional

Tetracycline-Derivatives for Treatment of Cerebral Arteriovenous Malformations and Aneurysms

NCT00243893
View directory record Official record
Conditions
Aneurysms, Arteriovenous Malformations
Interventions
minocycline, doxycycline
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
13 Years to 80 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 8, 2013 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 3 Interventional Results available

D-PLEX 312 - Safety and Efficacy of D-PLEX in the Prevention of Post Abdominal Surgery Incisional Infection (SHIELD II)

NCT04411199
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 12, 2026, 9:11 PM EDT
Enrolling by invitation Phase 4 Interventional

Antibiotic Prophylaxis in High-Risk Arthroplasty Patients

NCT04297592
View directory record Official record
Conditions
Infections Joint Prosthetic, Overweight or Obesity, MSSA Colonization, MRSA, Chronic Kidney Diseases, Diabetes, Autoimmune Diseases, Inflammatory Disease, Tobacco Use
Interventions
Cephalexin, Doxycycline, Cefadroxil
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 99 Years
Enrollment
4,618 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
2
States / cities
Iowa City, Iowa • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Not applicable Interventional Results available

Doxycycline for COPD in HIV-Infected Patients

NCT01744093
View directory record Official record
Conditions
HIV, Chronic Obstructive Pulmonary Disease (COPD), Emphysema
Interventions
Doxycycline, Placebo (sugar pill)
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 85 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 20, 2022 · Synced Sep 12, 2026, 9:11 PM EDT
Terminated Phase 1Phase 2 Interventional

Safety and Efficacy of Gentamicin Topical Gel (AppliGel-G) for Treatment of Mild to Moderately Infected Diabetic Foot Ulcers

NCT02036528
View directory record Official record
Conditions
Diabetic Foot Ulcers
Interventions
Gentamicin Topical Gel, Ciprofloxacin, Doxycycline
Drug
Lead sponsor
Royer Biomedical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
7
States / cities
Washington D.C., District of Columbia • Miami, Florida • Miami Lakes, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated May 13, 2015 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 2 Interventional Results available

Topical NanoDox® for Atopic Dermatitis

NCT02910011
View directory record Official record
Conditions
Dermatitis, Atopic
Interventions
Nanodox 1% (doxycycline monohydrate hydrogel)
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 25, 2020 · Synced Sep 12, 2026, 9:11 PM EDT
Recruiting Phase 1 Interventional

Evaluating ER-100 for Safety in People With Glaucoma or Non-Arteritic Anterior Ischemic Optic Neuropathy (Optic Nerve Conditions)

NCT07290244
View directory record Official record
Conditions
Open Angle Glaucoma (OAG), NAION( Non-arteritic Anterior Ischemic Optic Neuropathy)
Interventions
ER-100 epigenetic therapy
Genetic
Lead sponsor
Life Biosciences Inc.
Industry
Eligibility
40 Years to 85 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
4
States / cities
Glendale, California • Boston, Massachusetts • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Sep 12, 2026, 9:11 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Improving Clinic Delivery of HIV-related Anal Health Services

NCT07464236
View directory record Official record
Conditions
HIV, Gonorrhea, Chlamydia, Anal Cancer Squamous Cell
Interventions
PEACHES 2.0 Implementation Strategies
Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Biloxi, Mississippi
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 12, 2026, 9:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Examination of the Anti-inflammatory and Insulin Sensitizing Properties of Doxycycline in Humans

NCT01375491
View directory record Official record
Conditions
Type 2 Diabetes, Obesity
Interventions
Doxycycline, Placebo
Drug · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 60 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jan 12, 2020 · Synced Sep 12, 2026, 9:11 PM EDT