Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 8, 2026, 6:42 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 248 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Actinic Keratosis
Interventions
LEO 43204 Gel, 0.037%
Drug
Lead sponsor
LEO Pharma
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
Quincy, Massachusetts • Smithtown, New York
Conditions
Actinic Keratosis
Interventions
Amulez and sunlight, Amulez and red light treatment
Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Lebanon, New Hampshire
Conditions
Epidermolytic Ichthyosis, Palmoplantar Keratoderma, Pachyonychia Congenita
Interventions
Erlotinib
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2031
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Ichthyosis
Interventions
Observation
Other
Lead sponsor
Yale University
Other
Eligibility
Up to 3 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Actinic Keratoses
Interventions
imiquimod cream, 3.75%, Vehicle Cream
Drug
Lead sponsor
Actavis Mid-Atlantic LLC
Industry
Eligibility
18 Years and older
Enrollment
410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
19
States / cities
Birmingham, Alabama • Miami, Florida • Newnan, Georgia + 16 more
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
Conditions
Netherton Syndrome
Interventions
ATR12-351
Drug
Lead sponsor
Azitra Inc.
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Palo Alto, California • New Haven, Connecticut
Terminated No phase listed Observational Results available

Natural History of Netherton Syndrome

NCT05902663
Conditions
Netherton Syndrome
Interventions
Not listed
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
Not listed
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
3
States / cities
Rancho Santa Margarita, California • Chicago, Illinois • Philadelphia, Pennsylvania
Conditions
Ichthyosis
Interventions
TMB-001, Matching Vehicle
Drug
Lead sponsor
LEO Pharma
Industry
Eligibility
6 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
18
States / cities
Phoenix, Arizona • Palo Alto, California • Centennial, Colorado + 15 more
Conditions
Congenital Ichthyosis
Interventions
Isotretinoin, Vehicle
Drug · Other
Lead sponsor
LEO Pharma
Industry
Eligibility
9 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
8
States / cities
Phoenix, Arizona • Palo Alto, California • New Haven, Connecticut + 5 more
Completed No phase listed Observational Accepts healthy volunteers

Optical Biopsy of Human Skin in Conjunction With Laser Treatment

NCT00540566
Conditions
Malignant Melanoma, Merkel Cell Carcinoma, Basal Cell Carcinoma, Squamous Cell Carcinoma, Atypical Nevi, Congenital Nevi, Seborrheic Keratosis, Paget's Disease, Dermatofibroma, Kaposi's Sarcoma, Port Wine Stain, Hemangioma, Tattoos, Scleroderma, Burns
Interventions
Optical Biopsy imaging
Device
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 75 Years
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2008
U.S. locations
1
States / cities
Irvine, California
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Use of Microneedles in Photodynamic Therapy

NCT01812837
Conditions
Actinic Keratosis
Interventions
Microneedle, Aminolevulinic Acid, Blue light
Device · Drug · Radiation
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Sacramento, California
Conditions
Actinic Keratosis
Interventions
PEP005 Topical gel
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older · Male only
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
8
States / cities
Tucson, Arizona • San Diego, California • Orange Park, Florida + 5 more
Conditions
Actinic Keratoses
Interventions
Ameluz 10% Topical Gel, Red Light PDT, Cryotherapy
Drug · Device · Procedure
Lead sponsor
Psoriasis Treatment Center of Central New Jersey
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
East Windsor, New Jersey
Conditions
Immunotherapy, Cutaneous Squamous Cell Carcinoma, Actinic Keratoses, Organ Transplant Recipients, Skin Cancer
Interventions
Calcipotriol Only Product in Cutaneous Dose Form, Vaseline, Topical 5FU
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
50 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
2
States / cities
Boston, Massachusetts • St Louis, Missouri
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
Completed No phase listed Observational Accepts healthy volunteers

Potential Research Study Participant Registry

NCT00710489
Conditions
Acne, Actinic Keratosis, Dysplastic Nevi, Eczema, Psoriasis, Skin Cancer, Rosacea, Leg Ulcers, Foot Ulcers, Atopic Dermatitis
Interventions
Not listed
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
265 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2018
U.S. locations
1
States / cities
Sacramento, California
Not yet recruiting Phase 2 Interventional Accepts healthy volunteers

PDT vs Peels for Treatment of Actinic Keratoses

NCT04429308
Conditions
Actinic Keratoses
Interventions
Photodynamic Therapy, Chemical Peels
Procedure · Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
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
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
Conditions
Actinic Keratosis
Interventions
Ingenol mebutate gel, placebo
Drug
Lead sponsor
LEO Pharma
Industry
Eligibility
18 Years and older
Enrollment
395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Carmel, Indiana
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
Conditions
Actinic Keratosis
Interventions
PEP005
Drug
Lead sponsor
Peplin
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
24
States / cities
Huntsville, Alabama • Tucson, Arizona • Hot Springs, Arkansas + 20 more