Definition: The term "pentacrinoid" is a medical term that refers to a group of substances commonly used in the treatment of bacterial infections. These substances are classified as antibiotics because they kill bacteria and prevent them from reproducing. Pentacrine, also known as amphotericin B or streptomycin, is one type of pentacrinoid medication. It works by inhibiting enzymes that help bacteria reproduce. This can help stop the infection from spreading to other parts of the body. While