An auto-injector is a medical device designed to deliver a pre-measured dose of medication or a therapeutic substance into the body. It is a convenient and user-friendly tool that allows individuals to self-administer medications, particularly in emergency situations or for ongoing treatments. Auto-injectors are commonly used for the administration of drugs such as epinephrine for severe allergic reactions, insulin for diabetes, and various medications for conditions like rheumatoid arthritis or multiple sclerosis.Key features of auto-injectors include:Pre-loaded Dose: Auto-injectors come pre-loaded with a specific dose of medication, eliminating the need for manual measurement.Needle Safety: Many auto-injectors have a concealed needle that is only exposed during the injection process, reducing the risk of accidental needle sticks.User-Friendly Design: Auto-injectors are designed to be easy to use, even by individuals without medical training. They often have simple instructions and er…