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Showing 1–24 of 244 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Actinic Keratosis Clear all
Completed Phase 2 Interventional Results available

Activity & Safety Study of KX2-391 Ointment in Participants With Actinic Keratosis on the Face or Scalp

NCT02838628
View directory record Official record
Conditions
Actinic Keratosis
Interventions
50 mg of KX2-391 Ointment 1%
Drug
Lead sponsor
Almirall, S.A.
Industry
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
16
States / cities
Fremont, California • La Mesa, California • Palm Springs, California + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2021 · Synced Jun 9, 2026, 11:40 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 6, 2016 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety and Efficacy of Escalating Doses of LEO 43204 Applied Once Daily for Two Consecutive Days on Approximately 250 cm2 on Trunk and Extremities in Subjects With Actinic Keratosis

NCT02120456
View directory record Official record
Conditions
Actinic Keratosis
Interventions
LEO 43204, Placebo
Drug
Lead sponsor
LEO Pharma
Industry
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
13
States / cities
Phoenix, Arizona • Lomita, California • San Diego, California + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2025 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available

Metvix PDT Versus Vehicle PDT With Aktilite CL128 Lamp in Patients With Actinic Keratosis on the Face and Scalp

NCT00304239
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Metvix-PDT, Vehicle-PDT
Combination Product
Lead sponsor
Galderma R&D
Industry
Eligibility
18 Years and older
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
4
States / cities
Naperville, Illinois • Louisville, Kentucky • Portland, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2023 · Synced Jun 9, 2026, 11:40 PM 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 4, 2018 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Phase 2 Interventional

Study to Determine the Maximum Tolerated Dose and Safety of PEP005 Topical Gel

NCT00239135
View directory record Official record
Conditions
Keratosis
Interventions
PEP005
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
1
States / cities
Tyler, Texas
Source: ClinicalTrials.gov public record
Updated Mar 24, 2015 · Synced Jun 9, 2026, 11:40 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 13, 2015 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Photoallergic Potential of PEP005 (Ingenol Mebutate) Gel, 0.01% in Healthy Volunteers

NCT00850681
View directory record Official record
Conditions
Actinic Keratosis
Interventions
PEP005 (ingenol mebutate) Gel
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Paramus, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 8, 2015 · Synced Jun 9, 2026, 11:40 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 Jun 9, 2026, 11:40 PM 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 8, 2022 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Not applicable Interventional

Basket Study (CT-100-002) to Evaluate the Effects of a DiNaMo™ Component Training

NCT05573685
View directory record Official record
Conditions
Rheumatoid Arthritis, Diabetic Neuropathy, Fibromyalgia, Irritable Bowel Syndrome
Interventions
DiNaMo Study App, Placebo App
Device
Lead sponsor
Click Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 25, 2023 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Not applicable Interventional Results available

Dermatosis Papulosa Nigra

NCT00710203
View directory record Official record
Conditions
Facial Dermatoses, Seborrheic Keratoses
Interventions
Pulsed dye laser, Curettage, Electrodesiccation, No treatment
Device · Procedure · Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2015 · Synced Jun 9, 2026, 11:40 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 Jun 9, 2026, 11:40 PM 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 30, 2013 · Synced Jun 9, 2026, 11:40 PM EDT
Recruiting Phase 1 Interventional

Evaluation of Topical ATR12-351 in Adults With Netherton Syndrome

NCT06137157
View directory record Official record
Conditions
Netherton Syndrome
Interventions
ATR12-351
Drug
Lead sponsor
Azitra Inc.
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Palo Alto, California • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Jun 9, 2026, 11:40 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 7, 2024 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Phase 1 Interventional

Pharmacokinetics of Ingenol Mebutate Gel in Actinic Keratosis Under Maximum Use Conditions

NCT02124239
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Ingenol mebutate
Drug
Lead sponsor
LEO Pharma
Industry
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Feb 23, 2025 · Synced Jun 9, 2026, 11:40 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 12, 2021 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Not applicable Interventional Results available

Photodynamic Therapy With Levulan® +/- Topical Retinoid Pre-Treatment In The Treatment Of Actinic Keratoses

NCT01053000
View directory record Official record
Conditions
ACTINIC KERATOSES
Interventions
Tazorac
Drug
Lead sponsor
Stewart, Roger H., M.D., P.A.
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Source: ClinicalTrials.gov public record
Updated Aug 10, 2015 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Phase 1 Interventional Results available

Daylight Photodynamic Therapy for Actinic Keratosis

NCT03322293
View directory record Official record
Conditions
Actinic Keratoses
Interventions
Aminolevulinic Acid Topical 20% Topical Solution, BLU-U blue light phototherapy illuminator
Drug · Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Jun 9, 2026, 11:40 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 Jun 9, 2026, 11:40 PM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate the Pharmacokinetics of PEP005 (Ingenol Mebutate) Gel, 0.05%, When Applied in a Maximal Use Setting to the Dorsal Aspect of the Forearm in Patients With Actinic Keratosis

NCT00852137
View directory record Official record
Conditions
Actinic Keratosis
Interventions
PEP005 (ingenol mebutate) Gel, 0.05%, Vehicle Gel
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 5, 2015 · Synced Jun 9, 2026, 11:40 PM EDT
Completed No phase listed Observational

National Registry for Ichthyosis and Related Disorders

NCT00074685
View directory record Official record
Conditions
Darier Disease, Hailey-Hailey Disease, Hyperkeratosis, Epidermolytic, Ichthyosis, Ichthyosis, Lamellar, Ichthyosis, X-Linked, Keratoderma
Interventions
Not listed
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
Not listed
Enrollment
610 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 2004
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 27, 2022 · Synced Jun 9, 2026, 11:40 PM EDT
Completed Early Phase 1 Interventional Results available

An Open-Label and Long-Term Extension Study to Evaluate the Efficacy and Safety of Ustekinumab in the Treatment of Patients With Ichthyoses

NCT04549792
View directory record Official record
Conditions
Ichthyosis
Interventions
Ustekinumab
Drug
Lead sponsor
Northwestern University
Other
Eligibility
6 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 11, 2025 · Synced Jun 9, 2026, 11:40 PM EDT