Antibiotics save lives: Since the 1930's, antibiotics have been used to save lives by preventing or treating many types of infection. Not difficult to administer: Antibiotics may be administered simply, by ingestion or injection. Raising Livestock: Antibiotics in animal feed helps raise larger, healthier livestock faster. They also decrease the number of livestock deaths.

Side effects: Taking certain antibiotics can occasionally trigger side effects that mayinclude: temporary problems with digestion, discomfort, photosensitivity in patients exposed to sunlight, and bone problems. Resistant Bacteria: Taking antibiotics improperly or unnecessarily can result in bacteria that can not be destroyed by the antibiotic. Allergies: Allergies to various antibiotics are a result of hypersensitivity that can trigger difficulty in breathing.