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ClinicalTrials.gov public records Last synced Oct 7, 2026, 5:23 PM EDT

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Showing 25–48 of 248 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Actinic Keratosis Clear all
Recruiting Phase 1 Interventional

Actinic Keratoses Treated With 5-fluorouracil Plus Aluminum

NCT07401277
View directory record Official record
Conditions
Actinic Keratoses
Interventions
5% 5-fluorouracil (5-FU) powder, 5% 5-fluorouracil (5-FU) powder PLUS 15% Aluminum Chloride Hexahydrate (ACH)
Drug
Lead sponsor
West Virginia University
Other
Eligibility
18 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 7, 2026, 5:23 PM EDT
Withdrawn Phase 2Phase 3 Interventional

Celecoxib in Preventing Skin Cancer in Patients With Actinic Keratoses

NCT00027976
View directory record Official record
Conditions
Precancerous Condition
Interventions
celecoxib, Placebo
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
7
States / cities
Birmingham, Alabama • Irvine, California • Ann Arbor, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2013 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nanocytology Test to Evaluate Skin Cancer in High Risk Patients

NCT01905891
View directory record Official record
Conditions
Actinic Keratosis, Squamous Cell Carcinoma
Interventions
Superficial shave biopsy
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 89 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 19, 2014 · Synced Oct 7, 2026, 5:23 PM EDT
Terminated No phase listed Observational

A Multi-center, Prospective Evaluation of Infants and Children With Congenital Ichthyosis

NCT02655861
View directory record Official record
Conditions
Ichthyosis
Interventions
Observation
Other
Lead sponsor
Yale University
Other
Eligibility
Up to 3 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 7, 2020 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 4 Interventional

Evaluating Skin Appearance Following 5-Flourouracil Cream for Treatment of Actinic Keratosis and the Effects of Topical Agents

NCT03279328
View directory record Official record
Conditions
Actinic Keratoses
Interventions
Topical Steroid Ointment, Vaseline, Skin Barrier Moisturier
Drug · Other
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 25, 2019 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 2 Interventional Results available

Short Contact Protocols to Reduce Pain During 10% ALA Gel Red-light Photodynamic Therapy of Actinic Keratoses

NCT06027619
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Topical aminolevulinate (10% ALA gel), Red light illumination
Drug · Device
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 23, 2025 · Synced Oct 7, 2026, 5:23 PM EDT
Terminated Phase 4 Interventional Results available

Treatment of Actinic Keratoses of the Face With Imiquimod 3.75% Cream Followed by Photodynamic Therapy

NCT01203878
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Photodynamic therapy, Imiquimod
Drug
Lead sponsor
Tennessee Clinical Research Center
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
3
States / cities
Englewood, Colorado • Charlotte, North Carolina • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 8, 2014 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 2 Interventional

Imaging Techniques to Monitor Photosensitizer and sO2 Levels During Photodynamic Therapy of Actinic Keratoses

NCT05923060
View directory record Official record
Conditions
Actinic Keratoses
Interventions
Topical Aminolevulinate, Photodynamic therapy (PDT), Red light illumination
Drug · Procedure
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 20, 2026 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 3 Interventional Results available

RESET Trial - Part 1 - A Phase 3 Trial in Subjects With Sjögren-Larsson Syndrome (SLS)

NCT03445650
View directory record Official record
Conditions
Sjogren-Larsson Syndrome
Interventions
ADX-102 1% Topical Dermal Cream (reproxalap), Vehicle of ADX-102 Topical Dermal Cream
Drug
Lead sponsor
Aldeyra Therapeutics, Inc.
Industry
Eligibility
3 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
2
States / cities
New Haven, Connecticut • Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Feb 9, 2023 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 2 Interventional Results available

Maximal Use Systemic Exposure Study of Levulan Kerastick (MUSE 2)

NCT02628236
View directory record Official record
Conditions
Keratosis, Actinic
Interventions
Aminolevulinic Acid (ALA), BLU-U
Drug · Device
Lead sponsor
DUSA Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
2
States / cities
Austin, Texas • College Station, Texas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2017 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 2 Interventional Results available

A Multicenter Study to Evaluate the Safety and Efficacy of PEP005 Topical Gel When Used to Treat Actinic Keratoses on the Head (Face or Scalp)

NCT00700063
View directory record Official record
Conditions
Actinic Keratosis
Interventions
PEP005 Topical Gel, Vehicle gel
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
265 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
25
States / cities
Hot Springs, Arizona • Little Rock, Arkansas • Los Angeles, California + 20 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2015 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Not applicable Interventional Results available

The Use of Microneedles to Expedite Treatment Time in Photodynamic Therapy

NCT02594644
View directory record Official record
Conditions
Keratosis, Actinic
Interventions
Microneedle Roller, Aminolevulinic Acid, Blue Light
Device · Drug · Radiation
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Nov 29, 2018 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Safety and Pharmacokinetics of Multiple Ascending Subcutaneous Doses of DS-2325a in Healthy Subjects

NCT05583669
View directory record Official record
Conditions
Netherton Syndrome
Interventions
DS-2325a, Placebo
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 18, 2023 · Synced Oct 7, 2026, 5:23 PM EDT
Completed No phase listed Observational

Sjogren-Larsson Syndrome: Natural History, Clinical Variation and Evaluation of Biochemical Markers

NCT01971957
View directory record Official record
Conditions
Sjogren-Larsson Syndrome (SLS)
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
2
States / cities
Omaha, Nebraska • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 1 Interventional Results available

Study to Evaluate Safety and Tolerability of BF-200 ALA (Ameluz®) for Photodynamic Therapy in the Treatment of the Expanded Field of Actinic Keratosis on Face and Scalp

NCT05060237
View directory record Official record
Conditions
Actinic Keratosis, Keratosis, Actinic, Keratosis
Interventions
BF-200 ALA and red light LED lamp
Combination Product
Lead sponsor
Biofrontera Bioscience GmbH
Industry
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
9
States / cities
Phoenix, Arizona • Greenwood Village, Colorado • Indianapolis, Indiana + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 17, 2024 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 1Phase 2 Interventional Results available

A Study of Increasing Strengths, Safety and Efficacy of Two Formulas of LEO 43204 on the Face or the Chest in Patients With Actinic Keratosis

NCT01922050
View directory record Official record
Conditions
Actinic Keratosis
Interventions
LEO 43204 Formulation 1, LEO 43204 Formulation 2, LEO 43204 Formulation 1 Dose X, LEO 43204 Formulation 1 Dose Y, LEO 43204 Formulation 2 Dose XX, LEO 43204 Formulation 2 Dose YY, Placebo Formulation 1, Placebo Formulation 2
Drug
Lead sponsor
LEO Pharma
Industry
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
13
States / cities
Phoenix, Arizona • Lomita, California • San Diego, California + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2025 · Synced Oct 7, 2026, 5:23 PM EDT
Not yet recruiting Phase 2 Interventional Accepts healthy volunteers

PDT vs Peels for Treatment of Actinic Keratoses

NCT04429308
View directory record Official record
Conditions
Actinic Keratoses
Interventions
Photodynamic Therapy, Chemical Peels
Procedure · Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 7, 2026, 5:23 PM EDT
Recruiting Phase 2Phase 3 Interventional

Open Label, Safety and Efficacy Study of QRX003 Lotion in Subjects With Netherton Syndrome

NCT05789056
View directory record Official record
Conditions
Netherton Syndrome
Interventions
QRX003, 4% Lotion
Drug
Lead sponsor
Quoin Pharmaceuticals
Industry
Eligibility
14 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
4
States / cities
San Diego, California • Indianapolis, Indiana • Quincy, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 7, 2026, 5:23 PM EDT
Recruiting Phase 3 Interventional

Study of Reformulated Levulan Kerastick Plus PDT for Actinic Keratosis on Face and Scalp

NCT07144345
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Reformulated Levulan Kerastick containing aminolevulinic acid hydrochloride (ALA HCl), 20%, Vehicle containing excipients only (VEH) without active ingredient, Blue Light Photodynamic Therapy Illuminator device, BLU-U® model 4170E
Drug · Other · Device
Lead sponsor
Sun Pharmaceutical Industries, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
10
States / cities
Fremont, California • Aventura, Florida • Rolling Meadows, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Use of Microneedles in Photodynamic Therapy

NCT01812837
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Microneedle, Aminolevulinic Acid, Blue light
Device · Drug · Radiation
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jun 15, 2017 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 4 Interventional Results available

Open-Label Safety Study to Evaluate Imiquimod Cream, 5% for Large Areas of Actinic Keratosis

NCT00116649
View directory record Official record
Conditions
Keratosis
Interventions
imiquimod cream
Drug
Lead sponsor
Graceway Pharmaceuticals, LLC
Industry
Eligibility
18 Years and older
Enrollment
551 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
32
States / cities
Phoenix, Arizona • Encino, California • Los Angeles, California + 27 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2010 · Synced Oct 7, 2026, 5:23 PM EDT
Recruiting Phase 1 Interventional

An Open-Label Pharmacokinetic Study for Patients With Actinic Keratosis on the Upper Extremities or the Face

NCT07729579
View directory record Official record
Conditions
Actinic Keratosis (AK)
Interventions
Investigational drug, Photodynamic therapy
Drug · Device
Lead sponsor
Sun Pharmaceutical Industries Limited
Industry
Eligibility
18 Years to 85 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 7, 2026, 5:23 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Clinical Study to Evaluate the Sensitizing Potential of LEO 43204 Gel

NCT02650505
View directory record Official record
Conditions
Actinic Keratosis
Interventions
LEO 43204, LEO 43204 Vehicle
Drug
Lead sponsor
LEO Pharma
Industry
Eligibility
18 Years to 65 Years
Enrollment
233 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Fair Lawn, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 24, 2025 · Synced Oct 7, 2026, 5:23 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Efficacy and Safety of Salkera Emollient Foam in the Treatment of Moderate to Severe Keratosis Pilaris, a Prospective Study

NCT00944216
View directory record Official record
Conditions
Keratosis Pilaris
Interventions
Salkera Emollient Foam
Drug
Lead sponsor
Wright State University
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Dayton, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 4, 2022 · Synced Oct 7, 2026, 5:23 PM EDT