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ClinicalTrials.gov 2 recruiting now full pipeline small index

Actinic Keratosis: full-pipeline trial registry

2 of 17 indexed Actinic Keratosis trials are currently recruiting.

Corpus placement: #1,004 of 28,707 conditions by registered trial count.

17 US clinical trials · 2 currently recruiting · #1,004 of 28,707 conditions by registered trial count

Actinic Keratosis: 17 US clinical trials tracked, 2 recruiting.

Actinic Keratosis is the subject of 17 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 9 are in Phase 3-4 (later-stage) and 7 in Phase 1-2 (earlier-stage). The most active sponsor is Peplin, running 4 of these trials.

Enrollment posture brief

Registry condition actinic-keratosis

OPEN 2 | RECR 12% | LATE 9 | EARLY 7 | RANK #1004 | SPON 4

Nearest open-share peer: Gestational Diabetes Mellitus (12% recruiting · 17 trials)

Acute Myeloid Leukemia, in R70.6%Abdominal Aortic Aneurysm52.9%Addiction29.4%Acute Lymphoblastic Leukemia23.5%Actinic Keratosis (this)12%
Open-enrollment share among volume-matched conditions near Actinic Keratosis

Actinic Keratosis lists 2 open slots (12% of 17 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Actinic Keratosis on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Actinic Keratosis is recruiting below its size-band peers.

    2 of 17 indexed trials (11.8%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Actinic Keratosis research.

    Peplin accounts for 4 of 17 trials (23.5%). 12 distinct sponsors appear on at least one study for this condition label.

  3. Typical Actinic Keratosis enrolment sits around 117 participants.

    Median target enrolment is 117 among the 17 trials that report a genuine target (sentinel values excluded). 7 of those (41.2%) plan for fewer than 100 participants.

  4. Actinic Keratosis research is mostly interventional.

    16 interventional and 1 observational studies make up this index (94.1% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 15Phase 22Phase 37Phase 42

Open and recent trials

17 total, page 1 of 1

RECRUITING Phase 2 48 participants

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

VA Office of Research and Development

NCT06778434

RECRUITING Phase 1 24 participants

The Effect of Topical Imipramine on Pain and Effectiveness of Topical Photodynamic Therapy

Wright State University

NCT05688904

ACTIVE NOT RECRUITING Phase 3 260 participants

Study of Reformulated Levulan Kerastick Plus PDT for Actinic Keratosis on Upper Extremities

Sun Pharmaceutical Industries

NCT07144852

ACTIVE NOT RECRUITING Phase 3 160 participants

Study of Reformulated Levulan Kerastick Plus PDT for Actinic Keratosis on Face and Scalp

Sun Pharmaceutical Industries

NCT07144345

ACTIVE NOT RECRUITING Phase 2 56 participants

Testing the Efficacy of Topical Calcipotriene Plus 5-Fluorouracil Combination to Activate the Immune System Against Precancerous Skin Lesions in Organ Transplant Recipients

University of Arizona

NCT05699603

COMPLETED Phase 3 729 participants

Efficacy and Safety of Ingenol Mebutate Gel for Actinic Keratosis Applied on Large Area on Face, Scalp or Chest

LEO Pharma

NCT02361216

COMPLETED Phase 3 441 participants

A Study of Equivalence of Generic Ingenol Mebutate Gel 0.05% and Picato Gel 0.05% in Subjects With Actinic Keratosis

Actavis

NCT02654769

COMPLETED Phase 3 437 participants

Efficacy and Safety of LEO 43204 in Field Treatment of Actinic Keratosis on Face or Chest Including 12-month Follow-up

LEO Pharma

NCT02547233

COMPLETED Phase 3 269 participants

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)

Peplin

NCT00916006

COMPLETED Early Phase 1 132 participants

Actinic Keratosis Study

Washington University School of Medicine

NCT02019355

COMPLETED Phase 3 131 participants

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

Galderma R&D

NCT00304239

COMPLETED 117 participants

A Long Term Follow up Study of Patients Who Have Completed the PEP005-016 or PEP005-025 Studies

Peplin

NCT00953732

COMPLETED Phase 1 100 participants

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

Peplin

NCT01302925

COMPLETED Phase 1 50 participants

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

Peplin

NCT00850681

COMPLETED Phase 1 29 participants

Ph 1, Single-Center, Safety, Tolerability & Pharmacokinetic Study of KX2 391 Ointment in Subj. w Actinic Keratosis

Athenex

NCT02337205

COMPLETED Phase 4 20 participants

Clinical Trial to Evaluate Biafine Cream Versus Standard Care in Subjects With Actinic Keratosis Post Cryotherapy

Wake Forest University

NCT00695578

COMPLETED Phase 4 20 participants

Safety and Efficacy of Ingenol Mebutate Gel 0.015% for Treatment of AK on the Face in Solid Organ Transplant Recipients

University of California, San Francisco

NCT02866695

Phase Distribution

PhaseTrial count
Phase 1 5
Phase 2 2
Phase 3 7
Phase 4 2

Named interventions

Most-linked intervention names on Actinic Keratosis records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Vehicle Other
3 trials
PEP005 Gel Drug
2 trials
Reformulated Levulan Kerastick containing aminolevulinic acid hydrochloride (ALA HCl), 20% Drug
2 trials
Vehicle gel Drug
2 trials
Imipramine Drug
2 trials
Generic Ingenol Mebutate Drug
1 trials
Ingenol Mebutate (Picato®) Drug
1 trials
ingenol mebutate gel 0.015% Drug
1 trials

US sites by state

Facility locations filed on Actinic Keratosis trials. A trial with sites in several states counts in each.

Illinois 7 trials
Indiana 6 trials
California 6 trials
Texas 5 trials
Florida 5 trials
Tennessee 4 trials
Oregon 4 trials
Missouri 4 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Actinic Keratosis page

17 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 2 Actinic Keratosis trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • Peplin sponsors the most Actinic Keratosis trials on record, review their full trial history before evaluating a specific study. See Peplin's trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Actinic Keratosis condition card totals 17 registered trials; most-linked intervention Vehicle; top US site state Illinois. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.