A client with mild chronic heart failure is to be discharged with prescriptions for daily oral doses of an antidysrhythmic, potassium chloride (Slow-K) 40 mEq, docusate sodium (Colace) 100 mg, and furosemide (Lasix) 40 mg twice a day. The client reports having no family members who can help after discharge. What should the nurse help this client identify?