👉 Phial, also known as a syringe or needle, is an instrument used for injecting medication into the body. It was originally designed to be used in medical settings and has since become a common tool in personal and professional use. In terms of its usage in medicine, phials are typically used by healthcare professionals when they need to deliver medication directly into the bloodstream, such as injections or intravenous (IV) therapy. They can also be used for other purposes, such as sterilization or disin