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ClinicalTrials.gov public records Last synced Oct 7, 2026, 2:27 AM EDT

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Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Actinic Keratosis (AK) Clear all
Recruiting Phase 3 Interventional

Study of Reformulated Levulan Kerastick Plus PDT for Actinic Keratosis on Upper Extremities

NCT07144852
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Reformulated Levulan Kerastick containing aminolevulinic acid hydrochloride (ALA HCl), 20%, Vehicle, 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
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
20
States / cities
Phoenix, Arizona • Fremont, California • Castle Rock, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 7, 2026, 2:27 AM 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Withdrawn Not applicable Interventional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 10, 2018 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 4 Interventional Results available

Safety and Efficacy of Ingenol Mebutate 0.05% Gel When Used After Cryotherapy in the Hypertrophic Actinic Keratoses

NCT02251652
View directory record Official record
Conditions
Actinic Keratoses
Interventions
Ingenol Mebutate, Cryotherapy
Drug · Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 26, 2017 · Synced Oct 7, 2026, 2:27 AM EDT
Recruiting No phase listed Observational

Outcomes Associated With Tirbanibulin for Large Field Application on the Face in the U.S (CLEAR)

NCT07657988
View directory record Official record
Conditions
Actinic Keratosis (AK)
Interventions
Tirbanibulin
Drug
Lead sponsor
Avant Health LLC
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
2
States / cities
Manhattan Beach, California • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 18, 2026 · Synced Oct 7, 2026, 2:27 AM 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, 2:27 AM EDT
Terminated Phase 2 Interventional

ALA-PDT Versus Vehicle PDT for Treatment of AK and Reduction of New NMSC in Solid Organ Transplant Recipients

NCT00865878
View directory record Official record
Conditions
Actinic Keratoses, Skin Neoplasms
Interventions
Aminolevulinic Acid, Vehicle
Drug · Other
Lead sponsor
DUSA Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
7
States / cities
Irvine, California • San Francisco, California • Miami, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 21, 2011 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 1 Interventional

Ingenol Mebutate 0.015% Gel in the Treatment of Actinic Keratoses (AK) on the Face and Scalp

NCT01836367
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Ingenol Mebutate 0.015%
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 31, 2013 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 1 Interventional

Treatment of Actinic Keratoses (AK) on the Face

NCT02411851
View directory record Official record
Conditions
Actinic Keratoses
Interventions
ingenol mebutate 0.015%, dermasil lotion
Drug · Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 1, 2017 · Synced Oct 7, 2026, 2:27 AM 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 5, 2026 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 3 Interventional Results available

Multicenter Study to Assess the Efficacy and Safety of Methyl Aminolevulinate Hydrochloride (MAL) 16.8% Cream (CD06809-41) Versus Vehicle Cream for Actinic Keratosis of the Face

NCT04085367
View directory record Official record
Conditions
Actinic Keratoses
Interventions
MAL 16.8% cream, MAL Vehicle Cream
Drug
Lead sponsor
Galderma R&D
Industry
Eligibility
18 Years and older
Enrollment
557 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
59
States / cities
Tucson, Arizona • Fort Smith, Arkansas • Encinitas, California + 52 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2022 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 3 Interventional Results available

A Multi-Center Study to Evaluate the Efficacy and Safety of KX2-391 Ointment 1% on AK on Face or Scalp

NCT03285477
View directory record Official record
Conditions
Actinic Keratoses
Interventions
Placebo, KX2-391 Ointment 1%
Drug
Lead sponsor
Almirall, S.A.
Industry
Eligibility
18 Years and older
Enrollment
351 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
30
States / cities
Mobile, Alabama • Glendale, Arizona • Fremont, California + 27 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2021 · Synced Oct 7, 2026, 2:27 AM EDT
Completed No phase listed Observational

A Long Term Follow up Study of Patients Who Have Complete Clearance of Their Actinic Keratosis (AK) Lesions at the Day 57 Visit in the PEP005-028 Study

NCT00989313
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Lesion count
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
17
States / cities
Hot Springs, Arizona • San Diego, California • Alpharetta, Georgia + 14 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2015 · Synced Oct 7, 2026, 2:27 AM 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 23, 2010 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 4 Interventional Results available

Safety and Efficacy of Ingenol Mebutate Gel 0.015% for Treatment of AK on the Face in Solid Organ Transplant Recipients

NCT02866695
View directory record Official record
Conditions
Actinic Keratosis
Interventions
ingenol mebutate gel 0.015%
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Oct 7, 2026, 2:27 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Evaluate RLS-1496 Topical Cream for Actinic Keratosis

NCT07340697
View directory record Official record
Conditions
Actinic Keratosis (AK)
Interventions
RLS-1496 1.0% cream
Drug
Lead sponsor
Rubedo Life Sciences, Inc.
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
4
States / cities
Hot Springs, Arkansas • New Brighton, Minnesota • Omaha, Nebraska + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 2 Interventional Results available

Short-incubation Levulan Photodynamic Therapy Versus Vehicle for Face/Scalp Actinic Keratosis (AK)

NCT01475955
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Broad Area ALA 1-hour incubation, Broad Area ALA 2 hour incubation, broad area ALA 3-hour incubation, Spot ALA 2 hour incubation, Vehicle PDT, Blue Light Treatment
Drug · Device
Lead sponsor
DUSA Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
235 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
13
States / cities
La Jolla, California • Los Angeles, California • San Diego, California + 10 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2016 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 2 Interventional

Efficacy and Safety Phase II Study of SR-T100 to Treat Actinic Keratosis

NCT01516515
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Vehicle gel, SR-T100 with 2.3% of SM
Drug
Lead sponsor
G&E Herbal Biotechnology Co., LTD
Industry
Eligibility
18 Years and older
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
8
States / cities
Rancho Mirage, California • Longmont, Colorado • West Palm Beach, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 5, 2018 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 2 Interventional Results available

Levulan PDT Versus Vehicle for Extremity Actinic Keratoses (AK)

NCT01458587
View directory record Official record
Conditions
Keratosis, Actinic
Interventions
Aminolevulinic Acid PDT (ALA), Vehicle PDT (VEH)
Drug
Lead sponsor
DUSA Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
3
States / cities
San Diego, California • Orange Park, Florida • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 14, 2013 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Safety, Tolerability and Efficacy of BF-200 ALA (Ameluz®) in the Field-directed Treatment of Actinic Keratosis (AK) on the Extremities and Neck/Trunk With Photodynamic Therapy (PDT) Using a RhodoLED Lamp

NCT05662202
View directory record Official record
Conditions
Actinic Keratoses
Interventions
BF-200 ALA and red light LED lamp, Vehicle and red light LED lamp
Combination Product
Lead sponsor
Biofrontera Inc.
Industry
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
14
States / cities
Phoenix, Arizona • Greenwood Village, Colorado • Delray Beach, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 7, 2026, 2:27 AM EDT
Withdrawn Phase 3 Interventional

Phase 3 Study of Levulan With New Blue Light for AK on the Face or Scalp

NCT03024060
View directory record Official record
Conditions
Actinic Keratosis
Interventions
ALA, Vehicle, IBL 20 mW, IBL 10 mW
Drug · Device
Lead sponsor
DUSA Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
7
States / cities
San Diego, California • Arlington Heights, Illinois • Carmel, Indiana + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2017 · Synced Oct 7, 2026, 2:27 AM 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 18, 2018 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 1 Interventional Results available

Study to Evaluate the Safety of BF-200 ALA (Ameluz®) for Photodynamic Therapy (PDT) in the Treatment of Expanded Fields of Actinic Keratosis (AK)

NCT04319159
View directory record Official record
Conditions
Actinic Keratoses
Interventions
BF-200 ALA and red light LED lamp
Combination Product
Lead sponsor
Biofrontera Bioscience GmbH
Industry
Eligibility
18 Years to 85 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 11, 2021 · Synced Oct 7, 2026, 2:27 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy Study of AM001 Cream in the Treatment of Actinic Keratosis

NCT03210740
View directory record Official record
Conditions
Actinic Keratosis
Interventions
AM001 Cream, 7.5%, Vehicle Cream
Drug
Lead sponsor
AmDerma
Industry
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
High Point, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 30, 2019 · Synced Oct 7, 2026, 2:27 AM 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, 2:27 AM EDT