What should you know about stopping HRT and breast pain?

Hormone replacement therapy can influence breast tissue. Changing or stopping it may alter breast sensitivity, fullness, or aching while your body adjusts. Pain may affect both breasts or feel more noticeable in one area, and it can come and go. Breast pain has several possible causes, including chest-wall muscle strain, an ill-fitting bra, injury, infection, or another breast condition. Pain alone cannot identify the cause.

If you stopped HRT without speaking with the prescriber, contact them for advice about the reason for stopping, symptom control, and whether your treatment plan needs changing. Do not restart, taper, or switch hormone treatment based only on breast pain.

Note when the pain began, whether it is on one or both sides, where it is located, and whether it changes with movement or pressure. Check whether you have recently changed exercise, medicines, or bra size. A supportive, well-fitting bra and a warm or cool compress may ease discomfort. Gentle movement can help when the pain is from the chest wall, but stop activities that make it worse.

For general information about describing and managing this symptom, see the Breast Pain guide. A clinician can examine the breast and chest wall and decide whether any imaging or other tests are appropriate.

Arrange a clinical appointment for pain that does not settle, keeps returning, is confined to one area, or is accompanied by a new lump, nipple inversion, skin dimpling, or a change in breast shape. Seek prompt medical advice for a red, hot, swollen breast, fever, feeling unwell, or nipple discharge that is bloody or occurs without squeezing.

Do not wait for a routine review if symptoms are rapidly worsening or you feel acutely unwell. Breast Abscess Drainage is a treatment used for some breast infections when an abscess has formed; it is not a self-treatment for ordinary hormone-related aching.

Ask what may be contributing to the pain, whether your HRT should be reviewed, and which changes should trigger an earlier appointment. Tell them the HRT type, dose, date you stopped, reason for stopping, other medicines, and any breast screening or examination you have had recently.