“Doctor, Why Aren’t the Medicines Working Anymore?” — When Bone Marrow Transplant Becomes an Option
By Dr. Abhijit Giram
Pune, 2nd February 2026: Treatment for many blood and immunological diseases starts with medications that reduce disease activity, increase blood production, or manage symptoms. These medications are effective for years in a few of situations. But in certain cases, there comes a time when drugs become less effective, problems worsen, and the underlying illness keeps getting worse. At this point, bone marrow transplantation (BMT) can often be considered as a last option rather than the final resort.
Bone marrow is the body’s blood-forming factory, producing red blood cells, white blood cells, and platelets. When this system is damaged or genetically defective, medicines can only offer temporary control. Disorders such as aplastic anemia, myelodysplastic syndromes, severe thalassemia, sickle cell disease, and some immune deficiency conditions may initially respond to drugs, transfusions, or immunosuppressive therapy. Over time, repeated infections, increasing transfusion requirements, iron overload, or persistent low blood counts signal that medical therapy alone is no longer sufficient.
Bone marrow transplant works by replacing diseased or failing marrow with healthy stem cells from a compatible donor. Unlike medicines that manage symptoms, transplantation addresses the root cause by restoring normal blood and immune cell production. This shift—from disease control to disease correction—is what makes BMT a curative option in selected patients.
The decision to proceed with a transplant is based on multiple factors, including disease severity, response to previous treatments, age, overall health, and donor availability. Once a suitable donor is identified, the patient undergoes a conditioning regimen. This involves chemotherapy, and in some cases radiation, to eliminate abnormal marrow cells and prepare the body to accept the new stem cells.
The transplant itself is not a surgical operation in the traditional sense. Healthy stem cells are infused through a vein, similar to a blood transfusion. These cells travel to the bone marrow spaces, where they gradually settle and begin producing healthy blood cells—a process known as engraftment. This usually occurs within two to four weeks.
The period following transplant is critical. Patients require close monitoring for infections, delayed blood recovery, and immune-related complications such as graft-versus-host disease. Advances in donor matching, supportive care, and infection prevention have significantly improved transplant safety and success rates.
When medicines stop working, bone marrow transplant offers more than an alternative—it offers a potential cure. With careful patient selection and expert multidisciplinary care, transplantation provides many individuals the opportunity to move beyond chronic illness toward long-term recovery and improved quality of life.
(Dr. Abhijit Giram is Consultant-Haematology, Haemato-oncology & Bone Marrow Transplant Manipal Hospital, Baner, Pune)
