Treatment Most patients recover within 4 to 6 weeks without medication.
Rest is needed, sometimes for a month or longer to regain full activity levels.
Relief of symptoms is provided with analgesics , and warm salt water gargles for sore throat . Prognosis Fever usually reduces in 10 days, and swollen lymph glands and spleen return to normal in 4 weeks. Fatigue may linger for 2 to 3 months. This could indicate a ruptured spleen, and require emergency surgery. Please read this Important notice .