Natdecita Injection is used to treat myelodysplastic syndrome, a group of conditions in which the bone marrow produces blood cells that are abnormal in structure and function, and does not produce enough healthy blood cells. Natdecita Injection kills or stops the growth of cancer cells and also prevents the multiplication of cancer cells. It is an effective, yet very toxic medicine and you should discuss the risks and benefits with your doctor. You should avoid drinking alcohol while having this treatment and drink plenty of water to stay hydrated.