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Evaluation of metformin gel effect on prevention of radiation acute dermatitis

Effectiveness and safety of Metformin gel in prevention of acute radiation dermatitis in breast cancer patients (a randomized, double-blind, placebo-controlled clinical trial)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20211029052907N3
Enrollment
52
Registered
2022-03-12
Start date
2022-04-04
Completion date
Unknown
Last updated
2022-04-04

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Acute radiation dermatitis. Acute radiodermatitis

Interventions

Intervention 1: Intervention group: intervention group will use metformin gel which is made in laboratory, for 2 times a day from the first session of radiotherapy to 4 weeks after the last session.

Sponsors

Zanjan University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: female patients age = 18 years with a histologically confirmed diagnosis of localized invasive breast carcinoma receiving adjuvant radiotherapy at least 50 Gy after breast surgery (breast-conserving surgery or mastectomy)

Exclusion criteria

Exclusion criteria: Prior history of radiotherapy to the treatment fields Inflammatory or metastatic breast carcinoma Concurrent chemotherapy with RT (except trastuzumab and hormonal therapy) Generalized skin disorder Connective tissue disorders Untreated surgical wounds Known allergy or hypersensitivity history to metformin or any other ingredients of the gel

Design outcomes

Primary

MeasureTime frame
Acute radiation dermatitis. Timepoint: Patients will be evaluated for acute radiation dermatitis severity weekly (after every fifth RT session). Method of measurement: The severity of acute radiation dermatitis will be scored using the radiation therapy oncology group and the European organization for research and treatment of cancer (RTOG/EORTC) criteria based on the clinical presentation.

Secondary

MeasureTime frame
Radiotherapy-induced pain. Timepoint: Patients will be evaluated for radiotherapy-induced pain weekly (after every fifth RT session). Method of measurement: The worst experienced pain will be evaluated using a visual analog scale weekly.;Skin-related quality of life. Timepoint: the patients will be requested to fill out the dermatology life quality index (DLQI) from considering their feelings during the past week. Method of measurement: The skin-related quality of life of the patients will be appraised using the Dermatology life quality index (DLQI) score.;Radiotherapy-induced moist desquamation. Timepoint: Patients will be evaluated for radiotherapy-induced moist desquamation weekly (after every fifth RT session). Method of measurement: The size and severity of moist desquamation will be assessed by the common terminology criteria for adverse events (CTCAE version 5.0) criteria based on the clinical presentation.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMonireh Maham

Zanjan University of Medical Sciences

m.maham@zums.ac.ir+98 24 3347 3635

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026