(a) The Department of Human Services when a recipient of services under this Code, whether admitted on a voluntary or involuntary basis, is being discharged from an inpatient facility, shall provide the recipient and the recipient’s conservator, guardian, or other legally authorized representative a written aftercare plan prior to the recipient’s discharge from the facility. The written aftercare plan shall include, to the extent known, all of the following components:
         (1) the nature of the illness and followup required;
         (2) medications including side effects and dosage