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ClinicalTrials.gov public records Last synced Oct 3, 2026, 12:32 PM EDT

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Showing 1–24 of 248 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Keratosis, Actinic Clear all
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 19, 2017 · Synced Oct 3, 2026, 12:32 PM EDT
Not listed Phase 4 Interventional

Potential Effect of Topical Imiquimod on Atrial Ectopy in Patients With Actinic Keratosis

NCT01413763
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Imiquimod cream 3.75%, Placebo cream
Drug
Lead sponsor
Medicis Global Service Corporation
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Fort Meyers, Florida
Source: ClinicalTrials.gov public record
Updated Oct 25, 2012 · Synced Oct 3, 2026, 12:32 PM EDT
Completed Phase 2 Interventional Results available

A Study of Topical NS2 Cream to Treat Ichthyosis in Sjögren-Larsson Syndrome (SLS)

NCT02402309
View directory record Official record
Conditions
Sjögren-Larsson Syndrome
Interventions
Active topical NS2 1% dermatologic cream, Vehicle placebo 0.0% NS2 dermatologic cream
Drug
Lead sponsor
Aldeyra Therapeutics, Inc.
Industry
Eligibility
6 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
3
States / cities
Omaha, Nebraska • Hershey, Pennsylvania • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced Oct 3, 2026, 12:32 PM 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 3, 2026, 12:32 PM EDT
Completed No phase listed Observational

A Long Term Follow up Study of Patients Who Have Completed the PEP005-020 Study

NCT00952783
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Lesion count
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
8
States / cities
Orange Park, Florida • Newnan, Georgia • Snellville, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2015 · Synced Oct 3, 2026, 12:32 PM EDT
Completed Phase 2 Interventional Results available

A Safety and Tolerability Study of Topical PAT-001 in Congenital Ichthyosis

NCT02864082
View directory record Official record
Conditions
Congenital Ichthyosis
Interventions
PAT-001, 0.1%, PAT-001, 0.2%, Vehicle for PAT-001 0.1%, Vehicle for PAT-001 0.2%
Drug
Lead sponsor
Patagonia Pharmaceuticals, LLC
Industry
Eligibility
12 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
5
States / cities
San Diego, California • New Haven, Connecticut • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2021 · Synced Oct 3, 2026, 12:32 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

1-Year Follow up to the 1473-IMIQ Study

NCT00114023
View directory record Official record
Conditions
Keratosis
Interventions
Imiquimod 5% cream
Drug
Lead sponsor
Graceway Pharmaceuticals, LLC
Industry
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Feb 19, 2007 · Synced Oct 3, 2026, 12:32 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 3, 2026, 12:32 PM EDT
Completed Not applicable Interventional Results available

Cone Beam CT for Diagnosis of Select Otorhinolaryngology (ENT) Indications at Lower Dose

NCT01855425
View directory record Official record
Conditions
CerebroSpinal Fluid (CSF) Leak, Chronic Otitis Media, Otospongiosis, Otosclerosis, Pulsatile Tinnitus, Cholesteatoma
Interventions
Radiation
Radiation
Lead sponsor
Carestream Health, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 28, 2018 · Synced Oct 3, 2026, 12:32 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 25, 2015 · Synced Oct 3, 2026, 12:32 PM EDT
Completed Phase 3 Interventional Results available

A Multicenter Study to Evaluate the Efficacy and Safety of PEP005 (Ingenol Mebutate) Gel When Used to Treat Actinic Keratoses (AKs) on the Non Head Locations

NCT00742391
View directory record Official record
Conditions
Actinic Keratoses
Interventions
PEP005 (ingenol mebutate) Gel, Vehicle gel
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
18
States / cities
Mesa, Arizona • Denver, Colorado • Kissimmee, Florida + 14 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2015 · Synced Oct 3, 2026, 12:32 PM EDT
Not listed Not applicable Interventional

Using a Cold Atmospheric Plasma Device to Treat Skin Disorders

NCT02759900
View directory record Official record
Conditions
Actinic Keratosis, Acne/Rosacea, Verruca Plana, Tinea, Molluscum Contagiosum, Bowen's Disease, Warts
Interventions
Non-thermal, atmospheric plasma to treat skin lesions and acne, Indirect non-thermal, atmospheric plasma to treat hair loss and acne
Device
Lead sponsor
The Skin Center Dermatology Group
Industry
Eligibility
4 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
1
States / cities
New City, New York
Source: ClinicalTrials.gov public record
Updated Apr 12, 2022 · Synced Oct 3, 2026, 12:32 PM EDT
Completed Phase 2 Interventional Results available

A Six Week Topical Cream Study for Subjects With Ichthyosis Vulgaris

NCT03173547
View directory record Official record
Conditions
Ichthyosis Vulgaris
Interventions
146-9251 cream, Vehicle cream
Drug
Lead sponsor
Crown Laboratories, Inc.
Industry
Eligibility
12 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
7
States / cities
San Diego, California • Plainfield, Indiana • Metairie, Louisiana + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2021 · Synced Oct 3, 2026, 12:32 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study Evaluating the Safety and Efficacy of Topical BPR277 for the Treatment of Atopic Dermatitis and Netherton Syndrome

NCT01428297
View directory record Official record
Conditions
Healthy Volunteers, Atopic Dermatitis, Netherton Syndrome
Interventions
BPR277 ointment (controlled application), Placebo (Vehicle), BPR277 ointment, BPR277
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
3
States / cities
New Haven, Connecticut • St Louis, Missouri • Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Dec 8, 2020 · Synced Oct 3, 2026, 12:32 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 27, 2024 · Synced Oct 3, 2026, 12:32 PM EDT
Completed Phase 4 Interventional Results available

An A Study Assessing Subject Satisfaction With A-101 Topical Solution for Seborrheic Keratoses

NCT03487588
View directory record Official record
Conditions
Seborrheic Keratosis
Interventions
A-101 Topical Solution
Drug
Lead sponsor
Aclaris Therapeutics, Inc.
Industry
Eligibility
30 Years to 75 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
3
States / cities
Fort Washington, Pennsylvania • Knoxville, Tennessee • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 2, 2019 · Synced Oct 3, 2026, 12:32 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 22, 2022 · Synced Oct 3, 2026, 12:32 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Comparison of Two Modes of Photodynamic Therapy for the Treatment of Actinic Keratosis on the Upper Extremities

NCT05359419
View directory record Official record
Conditions
Skin Neoplasms
Interventions
aminolevulinic acid hydrochloride gel, 10%, aminolevulinic acid HCl topical solution, 20%
Combination Product
Lead sponsor
Goldman, Butterwick, Fitzpatrick and Groff
Other
Eligibility
35 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 4, 2022 · Synced Oct 3, 2026, 12:32 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 9, 2022 · Synced Oct 3, 2026, 12:32 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Study of Safety, Tolerability and Effectiveness of A-101 in Subjects With Seborrheic Keratosis

NCT01986920
View directory record Official record
Conditions
Seborrheic Keratosis (SK)
Interventions
A-101 25%, A-101 32.5%, A-101 40%, A-101 Vehicle
Drug
Lead sponsor
Aclaris Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Dec 11, 2018 · Synced Oct 3, 2026, 12:32 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 5, 2018 · Synced Oct 3, 2026, 12:32 PM EDT
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 3, 2026, 12:32 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 Mar 1, 2017 · Synced Oct 3, 2026, 12:32 PM EDT
Completed Phase 3 Interventional

Protocols for Painless Photodynamic Therapy (PDT) of Actinic Keratoses

NCT02124733
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Aminolevulinic acid based photodynamic therapy
Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 10, 2023 · Synced Oct 3, 2026, 12:32 PM EDT