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ClinicalTrials.gov public records Last synced Oct 10, 2026, 5:01 AM EDT

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Showing 73–96 of 109 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: aminolevulinic acid HCL (ALA) Clear all
Completed No phase listed Observational

Twelve Month Follow-Up of CP0108

NCT02209012
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Aminolevulinic Acid (ALA), Topical Solution Vehicle, BLU-U Blue Light Photodynamic Therapy Illuminator
Drug · Device
Lead sponsor
DUSA Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
206 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
13
States / cities
Fremont, California • San Diego, California • Aventura, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2016 · Synced Oct 10, 2026, 5:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Photodynamic Therapy Incubation Times for Actinic Keratosis

NCT03066843
View directory record Official record
Conditions
Actinic Keratoses
Interventions
ALA (5-aminolevulinic acid), Blue light therapy
Drug · Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 10, 2026, 5:01 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Withdrawn Phase 3 Interventional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 10, 2026, 5:01 AM EDT
Terminated Phase 1 Interventional

Phase I Study of Orally Administered Aminolevulinic Acid for Resection of Malignant Astrocytomas

NCT01502605
View directory record Official record
Conditions
Astrocytoma, Glioma
Interventions
5-Aminolevulinic Acid
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 5, 2017 · Synced Oct 10, 2026, 5:01 AM EDT
Active, not recruiting Phase 2 Interventional

Diagnostic Performance of Fluorescein as an Intraoperative Brain Tumor Biomarker

NCT02691923
View directory record Official record
Conditions
Brain Cancer
Interventions
Fluorescein, Fluorescein + ALA
Drug
Lead sponsor
David W. Roberts
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2028
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 10, 2026, 5:01 AM 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 10, 2026, 5:01 AM 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 10, 2026, 5:01 AM 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 10, 2026, 5:01 AM EDT
Completed Early Phase 1 Interventional

Photodynamic Therapy in Treating Patients With Refractory Mycosis Fungoides

NCT03281811
View directory record Official record
Conditions
Refractory Mycosis Fungoides
Interventions
Aminolevulinic Acid Hydrochloride, Photodynamic Therapy, Quality-of-Life Assessment, Radiation Therapy
Drug · Other · Radiation
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 5, 2023 · Synced Oct 10, 2026, 5:01 AM EDT
Recruiting Phase 3 Interventional

Gleolan for Visualization of Newly Diagnosed or Recurrent Ovarian Cancer (OVA-302)

NCT05804370
View directory record Official record
Conditions
Ovarian Cancer
Interventions
Gleolan
Drug
Lead sponsor
NX Development Corp
Industry
Eligibility
18 Years and older · Female only
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
11
States / cities
Phoenix, Arizona • Jacksonville, Florida • Annapolis, Maryland + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 10, 2026, 5:01 AM EDT
Completed Phase 4 Interventional

Bilateral Comparison of Treatment of Facial Actinic Keratoses Using Microneedling and Photodynamic Therapy With Aminolevulinic Acid and Blue Light Versus Photodynamic Therapy With Aminolevulinic Acid and Blue Light Using Two Incubation Times

NCT02622594
View directory record Official record
Conditions
Actinic Keratoses
Interventions
Aminolevulinic Acid (ALA), Environ Cosmetic Roller, BLU-U IIlluminator
Drug · Device
Lead sponsor
Dermatology, Laser & Vein Specialists of the Carolinas
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 19, 2017 · Synced Oct 10, 2026, 5:01 AM EDT
Completed Phase 1 Interventional

Photodynamic Therapy in Treating Patients With Premalignant or Early Stage Head and Neck Tumors

NCT00978081
View directory record Official record
Conditions
Head and Neck Cancer, Precancerous Condition
Interventions
aminolevulinic acid hydrochloride
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years to 120 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Oct 10, 2026, 5:01 AM EDT
Completed Phase 2 Interventional Results available

Controlled Study of the Occurrence of Actinic Keratosis on the Face After Cryotherapy + Aminolevulinic Acid (ALA) Photodynamic Therapy

NCT02239679
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Aminolevulinic Acid, Topical Solution Vehicle, BLU-U, Cryotherapy
Drug · Device · Procedure
Lead sponsor
DUSA Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
8
States / cities
San Diego, California • Arlington Heights, Illinois • Carmel, Indiana + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 24, 2018 · Synced Oct 10, 2026, 5:01 AM 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 10, 2026, 5:01 AM EDT
Not yet recruiting Early Phase 1 Interventional

5-AminoLevulinic Acid Aided Resection Margins in Sarcoma

NCT07038278
View directory record Official record
Conditions
Soft Tissue Sarcoma (STS)
Interventions
5-ALA
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 10, 2026, 5:01 AM EDT
Suspended Phase 1 Interventional

Phase I Study in Advanced Malignancies With 5-ALA

NCT04381806
View directory record Official record
Conditions
Solid Tumor
Interventions
5-ALA
Drug
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 10, 2026, 5:01 AM EDT
Recruiting Phase 2 Interventional

Photodynamic Diagnosis of Upper Tract Urothelial Carcinoma Using Fluorescence Endoscopy and Oral 5-ALA

NCT06948552
View directory record Official record
Conditions
Upper Tract Urothelial Carcinoma
Interventions
5-Aminolevulinic acid Hydrochloride (Gliolan®)
Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 10, 2026, 5:01 AM EDT
Completed Not applicable Interventional

Photodynamic Therapy for Prevention of Nonmelanoma Skin Cancer in Organ Transplant Recipients

NCT02751151
View directory record Official record
Conditions
Nonmelanoma Skin Cancers
Interventions
have Levulan Kerastick (aminolevulinic acid) solution
Other
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years to 100 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Oct 10, 2026, 5:01 AM EDT
Not listed Phase 2 Interventional

Evaluating the Use of Photodynamic Therapy to Treat Facial Cutaneous Squamous Cell Carcinoma in Situ (SCCis)

NCT06577311
View directory record Official record
Conditions
Cutaneous Squamous Cell Carcinoma
Interventions
Aminolevulinic acid hydrochloride 10% topical gel with Red Light
Combination Product
Lead sponsor
The Center for Clinical and Cosmetic Research
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Aventura, Florida
Source: ClinicalTrials.gov public record
Updated Aug 29, 2024 · Synced Oct 10, 2026, 5:01 AM EDT
Not listed Phase 4 Interventional

Cryotherapy in Combination with Red Light PDT for Actinic Keratosis of Full Face

NCT06745999
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 24, 2024 · Synced Oct 10, 2026, 5:01 AM EDT
Completed Phase 2 Interventional

Photodynamic Therapy in Treating Patients With Skin Cancer

NCT00002963
View directory record Official record
Conditions
Non-melanomatous Skin Cancer
Interventions
aminolevulinic acid hydrochloride, conventional surgery
Drug · Procedure
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2007
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jan 31, 2013 · Synced Oct 10, 2026, 5:01 AM EDT
Terminated Phase 3 Interventional Results available

Fluorescence Imaging of Carcinoma During Breast Conserving Surgery

NCT04815083
View directory record Official record
Conditions
Breast Neoplasm Female, Breast Cancer
Interventions
Aminolevulinic Acid Hydrochloride, Eagle V1.2 Imaging System, Placebo
Drug · Device
Lead sponsor
SBI ALApharma Canada, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
7
States / cities
Stamford, Connecticut • Clearwater, Florida • Miami, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Oct 10, 2026, 5:01 AM EDT
Completed Phase 2 Interventional Results available

Light Dose Ranging Study of Photodynamic Therapy (PDT) With Levulan + Blue Light Versus Vehicle + Blue Light in Severe Facial Acne

NCT00706433
View directory record Official record
Conditions
Acne Vulgaris
Interventions
aminolevulinic acid HCL (ALA), Vehicle (VEH)
Drug · Other
Lead sponsor
DUSA Pharmaceuticals, Inc.
Industry
Eligibility
12 Years and older
Enrollment
266 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
14
States / cities
Hot Springs, Arkansas • San Diego, California • Denver, Colorado + 11 more
Source: ClinicalTrials.gov public record
Updated Oct 24, 2011 · Synced Oct 10, 2026, 5:01 AM EDT
Completed Phase 1 Interventional

Fluorescence Guided Resection of Brain Tumors

NCT00870779
View directory record Official record
Conditions
Brain Tumors
Interventions
5-aminolevulinic acid
Drug
Lead sponsor
David W. Roberts
Other
Eligibility
21 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jun 14, 2019 · Synced Oct 10, 2026, 5:01 AM EDT