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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: ACTINIC KERATOSIS Clear all
Completed Phase 3 Interventional Results available

A Study of A-101 Solution 40% in Subjects With Seborrheic Keratosis.

NCT02667236
View directory record Official record
Conditions
Seborrheic Keratosis
Interventions
A-101 Solution, Vehicle Solution
Drug · Other
Lead sponsor
Aclaris Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Malvern, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 5, 2018 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Phase 2 Interventional

Eflornithine With or Without Triamcinolone in Preventing Nonmelanoma Skin Cancer in Patients With Actinic Keratosis

NCT00021294
View directory record Official record
Conditions
Non-melanomatous Skin Cancer, Precancerous/Nonmalignant Condition
Interventions
eflornithine, triamcinolone
Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 120 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 10, 2018 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Not applicable Interventional

Continuous Quality Improvement (CQI) Pilot Study Evaluating the Utility of an Educational Video

NCT02062853
View directory record Official record
Conditions
Actinic Keratoses
Interventions
Video Group, Verbal Group
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 18, 2017 · Synced Jul 22, 2026, 6:14 PM EDT
Withdrawn Not applicable Interventional

Photodynamic Therapy Mediated by Topical Application of 5- ALA for the Treatment of Actinic Keratoses

NCT00814528
View directory record Official record
Conditions
Actinic Keratosis
Interventions
5-ALA plus Blu-Light, 5-FU, Imiquimod or treatment with cryotherapy
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 95 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 9, 2018 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of AN2690 Topical Solution to Treat Onychomycosis of the Toenail

NCT01302119
View directory record Official record
Conditions
Onychomycosis of Toenails
Interventions
AN2690 Topical Solution, 5%, Solution Vehicle
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
604 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
26
States / cities
Phoenix, Arizona • Novato, California • Oceanside, California + 22 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2019 · Synced Jul 22, 2026, 6:14 PM EDT
Not yet recruiting Not applicable Interventional

Therapeutic Induction of Dermal Remodeling in Veterans to Prevent Actinic Neoplasia Caused by Chronic Environmental Exposure to Ultraviolet Radiation

NCT07648407
View directory record Official record
Conditions
Nonmelanoma Skin Cancer, Actinic Keratosis
Interventions
Microneedling, Trichloroacetic acid peel
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
60 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
2
States / cities
Indianapolis, Indiana • Dayton, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Phase 3 Interventional Results available

A Study Comparing Diclofenac Sodium Gel 3% to Solaraze® (Diclofenac Sodium) Gel 3% in the Treatment of Actinic Keratosis

NCT01962987
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Diclofenac sodium, Placebo
Drug · Other
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
476 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
31
States / cities
Fremont, California • Long Beach, California • Newport Beach, California + 27 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2020 · Synced Jul 22, 2026, 6:14 PM EDT
Recruiting Early Phase 1 Interventional

A Randomized Controlled Trial of Topical 5% Niacinamide for Skin Cancer Prevention in Transplant Recipients

NCT07286318
View directory record Official record
Conditions
Skin Cancer, Cutaneous Squamous Cell Carcinoma (CSCC), Actinic Keratosis (AK), Organ Transplant Recipient
Interventions
Topical niacinamide 5% cream, Sunscreen
Drug
Lead sponsor
Marissa Lobl
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Jul 22, 2026, 6:14 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 19, 2026 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Trial Evaluating the Role of Systemic Antihistamine Therapy in the Reduction of Adverse Effects Associated With Topical 5-aminolevulinic Acid Photodynamic Therapy

NCT02451579
View directory record Official record
Conditions
Actinic Keratoses
Interventions
Antihistamine Cetirizine Hydrochloride, Placebo
Drug · Other
Lead sponsor
Goldman, Butterwick, Fitzpatrick and Groff
Other
Eligibility
19 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 28, 2017 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Phase 2 Interventional Results available

Microneedle Lesion Preparation Prior to Aminolevulinic Acid Photodynamic Therapy (ALA-PDT) for AK on Face

NCT02632110
View directory record Official record
Conditions
Actinic Keratosis
Interventions
ALA, Topical Solution Vehicle, IBL 10 mW, Microneedle lesion preparation, IBL 20 mW
Drug · Device · Procedure
Lead sponsor
DUSA Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
8
States / cities
San Diego, California • Brandon, Florida • Arlington Heights, Illinois + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 17, 2018 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Is Cryosurgery or Curettage More Effective at Treating Seborrheic Keratoses?

NCT01159860
View directory record Official record
Conditions
Seborrheic Keratosis
Interventions
cryosurgery, Curettage
Procedure
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 24, 2018 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Phase 2 Interventional Results available

Photodynamic Therapy in Treating Patients With Skin Cancer

NCT00002975
View directory record Official record
Conditions
Non-melanomatous Skin Cancer, Precancerous Condition
Interventions
aminolevulinic acid
Drug
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
Not listed
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2010
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 9, 2013 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Not applicable Interventional Results available

The CO2RE® System for Vulvar Lichen Sclerosus

NCT04148651
View directory record Official record
Conditions
Vulvar Lichen Sclerosus
Interventions
The CO2RE® System
Device
Lead sponsor
Candela Corporation
Industry
Eligibility
18 Years to 80 Years · Female only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
4
States / cities
Jacksonville, Florida • Cincinnati, Ohio • South Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Mar 21, 2022 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Phase 2 Interventional Results available

Efficacy and Safety of VDA-1102 Ointment in the Treatment of Actinic Keratosis

NCT02844777
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Placebo, 5% VDA-1102, 10% VDA-1102
Drug
Lead sponsor
Vidac Pharma
Industry
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 11, 2023 · Synced Jul 22, 2026, 6:14 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 18, 2014 · Synced Jul 22, 2026, 6:14 PM EDT
Terminated Phase 3 Interventional Results available

A Trial to Compare the Incidence of Squamous Cell Carcinoma (SCC) and Other Skin Neoplasia on Skin Areas Treated With Ingenol Disoxate Gel or Vehicle Gel for Actinic Keratosis on Face and Chest or Scalp

NCT03115476
View directory record Official record
Conditions
Actinic Keratosis, Squamous Cell Carcinoma
Interventions
ingenol disoxate gel 0.018%, ingenol disoxate gel 0.037%, Vehicle gel
Drug · Other
Lead sponsor
LEO Pharma
Industry
Eligibility
Not listed
Enrollment
563 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
30
States / cities
Hot Springs, Arkansas • Fremont, California • Murrieta, California + 24 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2025 · Synced Jul 22, 2026, 6:14 PM EDT
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 21, 2026 · Synced Jul 22, 2026, 6:14 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 16, 2024 · Synced Jul 22, 2026, 6:14 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Pressure Offloading Injectible System With the Use of Juvederm Voluma in the Foot

NCT04103866
View directory record Official record
Conditions
Metatarsalgia, Hyperkeratotic Callus, Corns, Fat Pad Syndrome
Interventions
Juvederm Voluma
Device
Lead sponsor
Schoenhaus, Jodi, DPM
Individual
Eligibility
40 Years to 75 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Boca Raton, Florida
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Phase 2 Interventional

Cellular and Molecular Events During Treatment of Actinic Keratosis With Imiquimod 5% Cream

NCT00335179
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Aldara (imiquimod 5% cream), Vehicle cream
Drug
Lead sponsor
Graceway Pharmaceuticals, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jul 22, 2010 · Synced Jul 22, 2026, 6:14 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 17, 2023 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of Daylight Photodynamic Therapy With Aminolevulinic Acid for Actinic Keratoses

NCT03327831
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Aminolevulinic Acid
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Jun 26, 2024 · Synced Jul 22, 2026, 6:14 PM EDT
Completed Phase 1 Interventional

Photodynamic Therapy Using Silicon Phthalocyanine 4 in Treating Patients With Actinic Keratosis, Bowen's Disease, Skin Cancer, or Stage I or Stage II Mycosis Fungoides

NCT00103246
View directory record Official record
Conditions
Lymphoma, Non-melanomatous Skin Cancer, Precancerous Condition
Interventions
silicon phthalocyanine 4
Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years to 120 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 21, 2019 · Synced Jul 22, 2026, 6:14 PM EDT