👉 Penicillin is a type of antibiotic that was discovered in 1928 by Alexander Fleming. It was used to treat bacterial infections, but it also had serious side effects on humans, including allergic reactions and liver damage. Penicillins are named after the Latin word "penis," which means penis or vulva, as they were first produced. Penicillin is a beta-lactam antibiotic that belongs to the class of cephalosporins, which are commonly used
penicillin