Topical or Oral Minoxidil for the Treatment of Endocrine Therapy-Induced Alopecia in Patients With Stage I-IV Breast Cancer

March 6, 2026 updated by: Brittany Dulmage, Ohio State University Comprehensive Cancer Center

A Pilot Trial of Topical vs Oral Minoxidil for Treatment of Endocrine Therapy-Induced Alopecia in Breast Cancer Patients

This early phase I trial studies the possible benefits and/or side effects of topical or oral minoxidil in treating endocrine therapy-induced hair loss (alopecia) in patients with stage I-IV breast cancer. Endocrine therapy-induced alopecia (EIA) is a distressing side effect that leads to reduced quality of life and early cessation of therapy in women undergoing treatment for breast cancer. Patients on endocrine therapy commonly report hair loss or thinning. Minoxidil is a drug that may promote hair growth and reduce hair loss. Oral minoxidil may increase hair density in women with EIA, and work the same as topical minoxidil in treating EIA in patients with breast cancer.

Study Overview

Detailed Description

PRIMARY OBJECTIVES:

I. To evaluate the safety and tolerability of low-dose oral minoxidil in patients with breast cancer and EIA.

II. To obtain preliminary data to support whether low-dose oral minoxidil is a reasonable alternative to topical minoxidil in patients with EIA.

OUTLINE: Patients are randomized to 1 of 2 arms.

ARM I: Patients apply minoxidil foam topically to affected areas of the scalp once daily (QD) for up to 12 months in the absence of disease progression or unacceptable toxicity.

ARM II: Patients receive minoxidil orally (PO) QD for up to 12 months in the absence of disease progression or unacceptable toxicity.

Study Type

Interventional

Enrollment (Estimated)

50

Phase

  • Early Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

    • Ohio
      • Columbus, Ohio, United States, 43210
        • Recruiting
        • Ohio State University Comprehensive Cancer Center
        • Contact:
        • Principal Investigator:
          • Brittany L. Dulmage, MD

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • Women >= 18 years of age
  • Established diagnosis of breast cancer stages I-IV
  • On endocrine therapy including tamoxifen or aromatase inhibitors with or without concurrent use of ovarian function suppression
  • Self-reporting hair loss since starting endocrine therapy

Exclusion Criteria:

  • Pregnant or nursing women
  • Current chemotherapy use or prior chemotherapy use within the last 2 years
  • History of scarring/cicatricial alopecia or alopecia areata
  • Prior use of oral or topical minoxidil
  • Prior or ongoing use of spironolactone
  • Known sensitivity to minoxidil
  • Untreated hypothyroidism or iron deficiency as determined by thyroid stimulating hormone (TSH) with reflex free T4 and ferritin level > 40 to be checked at the time of enrolling if not completed in the 12 months prior

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Double

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Arm I (topical minoxidil)
Patients apply minoxidil foam topically to affected areas of the scalp QD for up to 12 months in the absence of disease progression or unacceptable toxicity.
Ancillary studies
Other Names:
  • Quality of Life Assessment
Ancillary studies
Applied topically
Other Names:
  • Rogaine
  • Alostil
  • Loniten
  • U 10858
Given PO
Other Names:
  • Rogaine
  • Alostil
  • Loniten
  • U 10858
Experimental: Arm II (orally minoxidil)
Patients receive minoxidil PO QD for up to 12 months in the absence of disease progression or unacceptable toxicity.
Ancillary studies
Other Names:
  • Quality of Life Assessment
Ancillary studies
Applied topically
Other Names:
  • Rogaine
  • Alostil
  • Loniten
  • U 10858
Given PO
Other Names:
  • Rogaine
  • Alostil
  • Loniten
  • U 10858

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Proportion of days assigned medication was taken/applied
Time Frame: Up to 12 months
For the oral minoxidil group, the proportion of pills taken will be reported with a 95% confidence interval. For the topical minoxidil group, the proportions of days medication was applied will be reported with a 95% confidence interval.
Up to 12 months

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Occurrence of at least one adverse event (AE) of grade 1 or higher
Time Frame: Up to 12 months
Adverse events will be summarized using National Cancer Institute Common Terminology Criteria for Adverse Events version 5.0 with reporting of the number and percentage of patients affected. The total number of participants with AEs of any grade, and the total number of participants with grade 3 or higher AEs will be compared between randomized groups using Fisher's exact test.
Up to 12 months
Change in hair density
Time Frame: Baseline to 3 months
At least mild-to-moderate improvement in hair density from baseline to 3 months as determined by a board-certified dermatologist from photographs. Will construct two-sided 95% confidence intervals for improvements from baseline and differences between randomized groups. Response will be dichotomized as no improvement versus moderate-to-significant improvement.
Baseline to 3 months
Change in hair density
Time Frame: Baseline to 6 months
At least mild-to-moderate improvement in hair density from baseline to 6 months as determined by a board-certified dermatologist from photographs. Will construct two-sided 95% confidence intervals for improvements from baseline and differences between randomized groups. Response will be dichotomized as no improvement versus moderate-to-significant improvement.
Baseline to 6 months
Change in hair density
Time Frame: Baseline to 12 months
At least mild-to-moderate improvement in hair density from baseline to 12 months as determined by a board-certified dermatologist from photographs. Will construct two-sided 95% confidence intervals for improvements from baseline and differences between randomized groups. Response will be dichotomized as no improvement versus moderate-to-significant improvement.
Baseline to 12 months
Chemotherapy Alopecia Distress Scale (CADS) score
Time Frame: At 3 months
Patients will complete a a self-administered 17-item questionnaire
At 3 months
CADS score physical
Time Frame: At 6 months
a self-administered 17-item questionnaire which categorizes questions into 4 subscales including physical
At 6 months
CADS score physical
Time Frame: At 6 months
a self-administered 17-item questionnaire which categorizes questions into 4 subscales including physical relationship
At 6 months
CADS score emotional
Time Frame: At 12 months
a self-administered 17-item questionnaire which categorizes questions into 4 subscales including emotional relationship
At 12 months
Patient-reported outcomes
Time Frame: At 3 months
Mean responses to the symptom experience diary questions and the satisfaction items will be compared between groups via t-test.
At 3 months
Patient-reported outcomes
Time Frame: At 6 months
Mean responses to the symptom experience diary questions and the satisfaction items will be compared between groups via t-test.
At 6 months
Patient-reported outcomes
Time Frame: At 12 months
Mean responses to the symptom experience diary questions and the satisfaction items will be compared between groups via t-test.
At 12 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Brittany L Dulmage, MD, Ohio State University Comprehensive Cancer Center

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Helpful Links

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

March 1, 2023

Primary Completion (Estimated)

December 1, 2027

Study Completion (Estimated)

December 31, 2027

Study Registration Dates

First Submitted

March 16, 2021

First Submitted That Met QC Criteria

June 8, 2022

First Posted (Actual)

June 14, 2022

Study Record Updates

Last Update Posted (Actual)

March 10, 2026

Last Update Submitted That Met QC Criteria

March 6, 2026

Last Verified

March 1, 2026

More Information

Terms related to this study

Other Study ID Numbers

  • OSU-20340
  • NCI-2021-01932 (Registry Identifier: CTRP (Clinical Trial Reporting Program))

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

Yes

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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