Closely observe for at least 15 min following vaccination & appropriate medical treatment & supervision should be ready in case of anaphylactic event. Do not administer intravascularly or intradermally. Postpone vaccination in individuals suffering from acute severe febrile illness. Caution in individuals w/ thrombocytopenia or any coagulation disorder following IM administration. Patients receiving immunosuppressive treatment or those w/ immunodeficiency may have reduced immune response to Arexvy. Minor influence on ability to drive & use machines. Not recommended during pregnancy & in breast-feeding/lactating women. Childn.