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ClinicalTrials.gov public records Last synced Oct 14, 2026, 3:48 PM EDT

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Showing 145–167 of 167 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Actinic Keratoses Clear all
Completed Phase 1 Interventional Results available

Bioequivalence Study of Two Imiquimod Cream 5%

NCT00828568
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Imiquimod 5% manufactured by Taro, Aldara - Imiquimod 5%, Imiquimod Vehicle manufactured by Taro
Drug
Lead sponsor
Sun Pharmaceutical Industries, Inc.
Industry
Eligibility
18 Years and older
Enrollment
425 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
20
States / cities
Gilbert, Arizona • Tempe, Arizona • Tuscon, Arizona + 17 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2014 · Synced Oct 14, 2026, 3:48 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 14, 2026, 3:48 PM EDT
Recruiting Phase 2 Interventional

The Effect of Topical Imipramine on Photodynamic Therapy-Mediated Immunosuppression on Forearms or Face on US Veterans

NCT06778434
View directory record Official record
Conditions
Actinic Keratosis, Imipramine, Photodynamic Therapy
Interventions
Imipramine, Control Vehicle
Drug · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Dayton, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Oct 14, 2026, 3:48 PM EDT
Recruiting Not applicable Interventional

The Preventive Role of Fractionated Laser Resurfacing Against Actinic Neoplasia in an At-Risk Geriatric Population

NCT06428721
View directory record Official record
Conditions
Actinic Keratoses, Aging, Non-Melanoma Skin Cancer
Interventions
Fractionated Laser Resurfacing
Device
Lead sponsor
Wright State University
Other
Eligibility
60 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
1
States / cities
Fairborn, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 14, 2026, 3:48 PM 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 14, 2026, 3:48 PM EDT
Completed Phase 3 Interventional

A Multi-center Study to Evaluate the Safety and Efficacy of PEP005 (Ingenol Mebutate) Gel, When Used to Treat Actinic Keratoses on Non-head Locations (Trunk and Extremities)

NCT00917306
View directory record Official record
Conditions
Actinic Keratosis
Interventions
PEP005 Gel
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
8
States / cities
Orange Park, Florida • Newnan, Georgia • Snellville, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 15, 2015 · Synced Oct 14, 2026, 3:48 PM EDT
Completed Phase 3 Interventional Results available

Safety and Effectiveness Study of Imiquimod Creams for the Treatment of Actinic Keratoses (AKs)

NCT00603798
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Imiquimod cream, Placebo cream
Drug
Lead sponsor
Graceway Pharmaceuticals, LLC
Industry
Eligibility
18 Years and older
Enrollment
490 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
26
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Encino, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2010 · Synced Oct 14, 2026, 3:48 PM EDT
Completed Phase 3 Interventional Results available

Study Comparing GDC 695 and Diclofenac Sodium Gel, 3% in Subjects With Actinic Keratoses

NCT02952898
View directory record Official record
Conditions
Actinic Keratosis
Interventions
GDC 695, Diclofenac Sodium Gel, 3%, Vehicle gel
Drug
Lead sponsor
Balmoral Medical company
Industry
Eligibility
18 Years and older
Enrollment
665 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
16
States / cities
Fort Smith, Arkansas • San Diego, California • San Ramon, California + 13 more
Source: ClinicalTrials.gov public record
Updated Jan 7, 2020 · Synced Oct 14, 2026, 3:48 PM EDT
Completed Phase 4 Interventional Results available

Topical Imiquimod Cream in Combination With Cryotherapy for the Treatment of Actinic Keratoses

NCT00774787
View directory record Official record
Conditions
Actinic Keratoses
Interventions
imiquimod 5% cream
Drug
Lead sponsor
Rigel Dermatology
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
3
States / cities
St. Petersburg, Florida • Henderson, Nevada • New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 7, 2016 · Synced Oct 14, 2026, 3:48 PM 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 14, 2026, 3:48 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 10, 2013 · Synced Oct 14, 2026, 3:48 PM EDT
Not listed Phase 3 Interventional

T4N5 Liposome Lotion Compared With Placebo Lotion for Preventing Actinic Keratoses in Patients With Xeroderma Pigmentosum

NCT00002811
View directory record Official record
Conditions
Precancerous Condition
Interventions
liposomal T4N5 lotion
Drug
Lead sponsor
Applied Genetics
Industry
Eligibility
2 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1996
U.S. locations
7
States / cities
Miami Beach, Florida • Ann Arbor, Michigan • Minneapolis, Minnesota + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2013 · Synced Oct 14, 2026, 3:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

PEP005 Gel - Evaluation of Local Tolerability After Exposure to Ingenol Mebutate Gel Followed by Hand Washing in Healthy Subjects

NCT01302925
View directory record Official record
Conditions
Healthy, Actinic Keratosis
Interventions
PEP005 Gel
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Paramus, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 14, 2015 · Synced Oct 14, 2026, 3:48 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

An Open-Label 18-Month Safety Study of Fluorouracil Cream 0.5% for the Treatment of Actinic Keratoses

NCT00377273
View directory record Official record
Conditions
Actinic Keratoses
Interventions
fluorouracil cream 0.5%
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 10, 2008 · Synced Oct 14, 2026, 3:48 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 11, 2025 · Synced Oct 14, 2026, 3:48 PM EDT
Completed Phase 3 Interventional Results available

A Multi-Center Study to Evaluate the Efficacy and Safety of PEP005 (Ingenol Mebutate) Gel, When Used to Treat Actinic Keratoses on the Head (Face or Scalp)

NCT00915551
View directory record Official record
Conditions
Actinic Keratosis
Interventions
PEP005 (Ingenol Mebutate) gel, 0.015%, Vehicle Gel
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
278 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
19
States / cities
Hot Springs, Arizona • Fremont, California • Jacksonville, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2015 · Synced Oct 14, 2026, 3:48 PM EDT
Terminated Phase 3 Interventional Results available

A Study to Assess Recurrence of Actinic Keratosis in Participants Treated With Methyl Aminolevulinate Hydrochloride Cream or Vehicle Cream Who Achieved Complete Response to Treated Lesions in Earlier Study

NCT04269395
View directory record Official record
Conditions
Keratosis, Actinic
Interventions
MAL Cream, Vehicle cream
Drug
Lead sponsor
Galderma R&D
Industry
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
52
States / cities
Fort Smith, Arkansas • Encinitas, California • Fountain Valley, California + 43 more
Source: ClinicalTrials.gov public record
Updated Oct 10, 2023 · Synced Oct 14, 2026, 3:48 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Portable Measurement of Protoporphyrin IX in the Skin

NCT04223570
View directory record Official record
Conditions
Photodynamic Therapy, Protoporphyrin IX
Interventions
Portable Apple Smart Phone Protoporphyrin IX Spectrometer Camera
Device
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
219 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Nov 21, 2025 · Synced Oct 14, 2026, 3:48 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of LEO 43204 in the Field Treatment of Actinic Keratosis on Face or Chest including12-month Follow-up

NCT02549339
View directory record Official record
Conditions
Actinic Keratosis
Interventions
LEO 43204 gel, Vehicle gel
Drug
Lead sponsor
LEO Pharma
Industry
Eligibility
18 Years and older
Enrollment
383 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Carmel, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 10, 2025 · Synced Oct 14, 2026, 3:48 PM EDT
Terminated Not applicable Interventional Results available

Photodynamic Therapy Using Topical Aminolevulinic Acid in Treating Patients With Actinic Keratosis

NCT00524485
View directory record Official record
Conditions
Precancerous/Nonmalignant Condition
Interventions
aminolevulinic acid, laser therapy
Drug · Procedure
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years to 120 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Oct 14, 2026, 3:48 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 14, 2026, 3:48 PM EDT
Recruiting Not applicable Interventional

Effectiveness of Fractionated Laser Resurfacing to Protect Geriatric Skin From Actinic Neoplasia

NCT03906253
View directory record Official record
Conditions
Actinic Keratoses, Aging, Non-Melanoma Skin Cancer
Interventions
Fractionated Laser Resurfacing
Device
Lead sponsor
Wright State University
Other
Eligibility
60 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
Dayton, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 14, 2026, 3:48 PM EDT
Completed No phase listed Observational

Biomarker Database Registry for Photodynamic Therapy

NCT03319251
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 14, 2023 · Synced Oct 14, 2026, 3:48 PM EDT