Complex sentence: Other side effects include low white blood cell count, vomiting, loss of appetite, diarrhea, or fatigue, but these can typically be controlled well, and most cats have a good quality of life during treatment.
Split into simpler sentences: Other side effects include low white blood cell count, vomiting, loss of appetite, diarrhea, or fatigue. These can typically be controlled well, and most cats have a good quality of life during treatment.