sentence: Antibiotics are prescribed to boost the body's natural defences.
sentences_before: Cancer treatments such as chemotherapy and radiotherapy damage the immune system.
sentences_after: Patients with organ transplants always use drugs to suppress the immune system, otherwise it attacks the transplant. Therefore antibiotics are used to protect the body. Without effective antibiotics, both sets of patients might die from infections which their immune systems could no longer control.
concept_name: antibiotic
headings: Antibiotic resistance Effect on surgery and medicine
categories: Genetics Evolutionary biology Infectious diseases Antibiotics