These recommendations of the Immunization Practices Advisory Committee update for 1986-1987 the information on the vaccine and antiviral agent available for control of influenza. Changes include addition of statements about: updating of the influenza strains in the vaccine for 1986-1987; immunization and amantadine prophylaxis for household members who provide home care for high-risk persons; optimal time for conducting routine vaccination programs; concurrent administration of influenza vaccine and childhood vaccines; immunization of children receiving long-term aspirin therapy; and other sources of information about influenza and control measures.