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Investigating the effect of metformin on reducing radiation dermatitis

Investigating the effect of metformin on the reduction of radiotoxicity and radiation dermatitis caused by radiation therapy in patients with breast cancer

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20250606066086N1
Enrollment
50
Registered
2026-01-18
Start date
2025-12-31
Completion date
Unknown
Last updated
2026-02-02

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

Conditions

Condition 1: Breast cancer. Condition 2: Radiation Dermatitis. Malignant neoplasm of breast Acute radiodermatitis

Interventions

Intervention 1: Intervention group: Three 500 mg Glucophage (metformin) tablets (licensed by Merck) will be taken daily for 30 days (from one day before the start of radiotherapy to one day after the

Sponsors

Shiraz University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients diagnosed with breast cancer Eligible for adjuvant therapy

Exclusion criteria

Exclusion criteria: Has a history of receiving radiation therapy to the chest area Skin allergies Has a history of lactic acidosis (caused by liver or kidney problems) History of systemic or skin diseases, such as diabetes Patients with collagen vascular disease, or taking medications that affect wound healing, such as systemic steroids

Design outcomes

Primary

MeasureTime frame
Radiation dermatitis. Timepoint: Start of measurement: End of the first week of radiotherapy, which is usually equivalent to the end of the fifth session of radiotherapy. Measurement frequency: Once every five sessions. End of measurement: One week after the end of radiotherapy. Method of measurement: Using WHO dermatitis score criteria and tables and by a specialist doctor.;Radiotoxicity. Timepoint: Start of measurement: End of the first week of radiotherapy, which is usually equivalent to the end of the fifth session of radiotherapy. Measurement frequency: Once every five sessions. End of measurement: One week after the end of radiotherapy. Method of measurement: Using WHO dermatitis score criteria and tables and by a specialist doctor.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSeyyed Mohammad Hossein Afzali-Joibari

Shiraz University of Medical Sciences

m.h.afzaliiii@gmail.com+98 11 3525 2449

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 7, 2026