Your mother is breast cancer stage 4,meaning advanced disease. In view of limited disease and hormone sensitive disease, patient can be offered current combination of palbace and AI.this palbace is approved drug and available in india not experimental.
Next Steps
details of potential benefit and cost should be discussed with oncologist.
Health Tips
for patient information refer to.
http://chemocare.com/chemotherapy/drug-info/palbociclib.aspx