Cancer Patients On Chemotherapy Likely Not Fully Protected by COVID-19 Vaccine, Study Finds

UArizona Cancer Center
For those with a weakened immune system, such as those undergoing chemotherapy for cancer treatment, the level of antibodies they receive from the Pfizer 2-shot COVID vaccine series may not give them the amount of anti-bodies that those without cancer receive from the vaccines and a third shot may be necessary to reach the same antibody count.