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FOR PATIENTS · SOURCE READING

What types of hormone therapy are used for breast cancer?

Source: Hormone Therapy for Breast Cancer, National Cancer Institute.

Source updated: December 2, 2025 · Captured 2026-09-09.

Selected source text with whitespace normalised. This Triangle page is not an NCI PDQ summary. Independent clinical review is pending.

NCI patient treatment article for this disease Exact source article; not a clinically reviewed indication or current-standard recommendation.

Context: Hormone Therapy for Breast Cancer

What types of hormone therapy are used for breast cancer?

Hormone therapy for breast cancer is different from menopausal hormone therapy. Learn more at Menopausal Hormone Therapy and Cancer.

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Different types of hormone therapies are used to treat HR-positive breast cancer. Your doctor may suggest one or more types depending on your menopausal status, desire to preserve fertility, and stage of disease.

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Therapies that block ovarian function (ovarian ablation) →Aromatase inhibitors to block estrogen production →Therapies that block estrogen’s effects →

Preserved source evidence · Independent clinical review pending · Not medical advice