Which treatment is better for my metastatic breast cancer?

Question

Hi doctor,

I am 49 years old and was treated for breast cancer three years ago with surgery and chemotherapy. Recently, my scans showed the cancer has spread to my bones, and now I have constant back pain.

My oncologist suggested targeted therapy and maybe immunotherapy, but I am worried about how effective they are compared to chemotherapy. Are these newer drugs less harsh? Also, is it possible to control metastatic breast cancer for years, or is it only palliative? I am trying to stay hopeful, but I need clarity.

Please guide.

Answer 1

Hi,

Welcome to icliniq.com.

I read your query and understand your concern.

It is understandable to feel anxious about the next steps. When breast cancer spreads to the bones, treatment is typically focused on controlling the disease, reducing pain, and maintaining quality of life, and in many cases, it can keep the cancer under control for years.

The choice of therapy depends on the cancer’s biology, including hormone receptor status and other molecular markers.

Treatment options for metastatic breast cancer with bone involvement are the following:

Hormone receptor–positive breast cancer: Endocrine therapy is combined with CDK4/6 inhibitors (cyclin-dependent kinase 4 and 6 inhibitors). Common agents used are Palbociclib, Ribociclib, and Abemaciclib. These are considered standard first-line treatments and are generally better tolerated than chemotherapy, effectively slowing disease progression.
HER2-positive breast cancer (human epidermal growth factor receptor 2): Treated with targeted therapies, including Trastuzumab, Pertuzumab, and antibody drug conjugates (newer class combining a targeted antibody with a chemotherapy agent).

Immunotherapy has a role mainly in triple-negative breast cancer, often in combination with other drugs, and can provide meaningful benefit in selected patients.

Compared with chemotherapy, many targeted and immune therapies have different side effect profiles, often less harsh in terms of hair loss, nausea, or fatigue. However, they can have their own unique risks that your oncologist will monitor closely.

Importantly, bone-strengthening agents such as bisphosphonates or Denosumab are also used to reduce bone pain and fracture risk. While metastatic breast cancer is generally not curable, it is increasingly managed as a chronic condition, with many patients living and functioning well for years on sequential treatments.

Staying hopeful is realistic because new therapies continually improve outcomes, and your care team will tailor the plan to maximize effectiveness and quality of life.

I hope this answers your query. Feel free to reach out anytime.

Thank you.