Clinical trial • Phase II • Dermatology

METFORMIN EMBONATE for Actinic keratosis

Phase II trial of METFORMIN EMBONATE for Actinic keratosis.

Overview

Trial Therapeutic Area
Dermatology
Trial Disease
Actinic keratosis
Trial Stage
Phase II
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
28-01-2025
First CTIS Authorization Date
30-01-2025

Trial design

Randomised, dpdt with methyl aminolevulinate (mal) as monotherapy (mal topical formulation) versus adjuvant topical metformin combined with dpdt with mal; placebo topical composition specified as propylene glycol, neopclo/w, fenonip xb and purified water. no specific doses/schedules beyond topical use and single mal application details provided.-controlled Phase II trial across 3 sites in Spain.

Randomised
Yes
Comparator
dPDT with methyl aminolevulinate (MAL) as monotherapy (MAL topical formulation) versus adjuvant topical metformin combined with dPDT with MAL; placebo topical composition specified as propylene glycol, neoPCLO/W, fenonip XB and purified water. No specific doses/schedules beyond topical use and single MAL application details provided.
Single Multiple Or Escalation Dose Combined
Yes
Target Sample Size
135
Trial Duration For Participant
336

Eligibility

Recruits 135 No vulnerable populations selected; subjects must be over 18 years of age; no specific consent/assent handling for vulnerable or paediatric participants is described..

Pregnancy Exclusion
Pregnant or breastfeeding women.
Vulnerable Population
No vulnerable populations selected; subjects must be over 18 years of age; no specific consent/assent handling for vulnerable or paediatric participants is described.

Inclusion criteria

  • {"criterion_text":"- Males or females over 18 years of age."}
  • {"criterion_text":"- Subjects with at least 5 actinic keratoses on face and/or scalp Olsen grade I and/or II (Olsen, 1991)."}
  • {"criterion_text":"- If women of childbearing capacity participate, they must use an effective method of contraception throughout the study."}

Exclusion criteria

  • {"criterion_text":"- Patients with predominantly Olsen grade 3 actinic keratoses."}
  • {"criterion_text":"- Have been treated for your actinic keratosis with surgery, cryotherapy, laser, radiotherapy, electrosurgery, 5-fluorouracil, diclofenac, imiquimod or retinoids 4 weeks previously."}
  • {"criterion_text":"- Treatment with oral retinoids or nicotinamide in the previous 12 weeks."}
  • {"criterion_text":"- Patients on oral treatment with metformin."}
  • {"criterion_text":"- Patients with severe renal, hepatic and cardiac disease in whom oral metformin is contraindicated."}
  • {"criterion_text":"- Patients with porphyria."}
  • {"criterion_text":"- Patients with systemic diseases that may interfere with the results of the study."}
  • {"criterion_text":"- Patients who are not expected to be able to follow the indications of the study."}
  • {"criterion_text":"- Patients with hypersensitivity to any of the study drugs."}
  • {"criterion_text":"- Immunosuppressed patients."}
  • {"criterion_text":"- Pregnant or breastfeeding women."}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Patients will receive treatment for 12 weeks and will be observed for 36 weeks after completion of treatment to assess clinical efficacy and adverse effects.","definition_or_measurement_approach":"Treatment duration: 12 weeks; follow-up observation: 36 weeks after completion of treatment; clinical efficacy and adverse effects will be assessed during and after this period."}

Recruitment

Planned Sample Size
135
Recruitment Window Months
9
Consent Approach
Informed consent obtained from adult participants (participants aged >18). Subject information and informed consent form available in Spanish (document L1_SIS and ICF_es). No paediatric assent procedures described.

Geography

Total Number Of Sites
3
Total Number Of Participants
135

Spain

Earliest CTIS Part Ii Submission Date
25-01-2025
Latest Decision Or Authorization Date
30-01-2025
Processing Time Days
5
Number Of Sites
3
Number Of Participants
135

Sites

Site Name
Hospital Universitario Fundacion Alcorcon
Department Name
Dermatology
Contact Person Name
Ana Pampín
Contact Person Email
ana_pampin@hotmail.com
Site Name
Hospital Universitario Miguel Servet
Department Name
Dermatology
Contact Person Name
Yolanda Gilaberte
Contact Person Email
ygilaberte@gmail.com
Site Name
Hospital General Universitario De Ciudad Real
Department Name
Dermatology
Contact Person Name
Juan Luis Santiago
Contact Person Email
jlsantiago18@yahoo.es

Sponsor

Primary sponsor

Full Name
Fundacion Instituto De Investigacion Sanitaria Aragon
Organisation Type
Laboratory/Research/Testing facility
Country Of Registered Address
Spain

Investigational products

Investigational Product Name
METFORMIN
Active Substance
METFORMIN EMBONATE
Modality
Small molecule
Routes Of Administration
TOPICAL ADMINISTRATION
Route
TOPICAL ADMINISTRATION
Authorisation Status
Authorised (prodAuthStatus 2)
Maximum Dose
2 DF dosage form (maxDailyDoseAmount); 168 DF dosage form (maxTotalDoseAmount)
Investigational Product Name
The placebo components are propylene glycol, neoPCLO/W, fenonip XB and purified water.
Modality
Other
Investigational Product Name
METHYL AMINOLEVULINATE
Active Substance
METHYL AMINOLEVULINATE HYDROCHLORIDE
Modality
Small molecule
Routes Of Administration
TOPICAL ADMINISTRATION
Route
TOPICAL ADMINISTRATION
Authorisation Status
Authorised (prodAuthStatus 2)
Starting Dose
1 DF dosage form
Maximum Dose
1 DF dosage form (maxTotalDoseAmount)
Combination Treatment
Yes

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