Abstract: An epinephrine auto-injector that is constructed and arranged to reduce the likelihood of accidental discharge of the injector The epinephrine injector may also be constructed and arranged to be safer to use and/or dispose of after use. As such, the present invention provides a epinephrine injector that may include a locking mechanism, an actuation mechanism, or both, to help prevent the accidental discharge of the injector. In addition, the epinephrine injector may include a two-part housing and may include means for covering the needle after the epinephrine injector has been used to help dispose of the epinephrine injector after use.