Managing Fatigue

Fatigue occurs in nearly all patients (96%) treated with INTRON® A therapy and is the most common dose-limiting chronic toxicity associated with this therapy. Fatigue may occur via cytokine-mediated mechanisms or occur secondary to other medical conditions. Fatigue persists throughout therapy and generally worsens with continued therapy.

  1. Determine whether fatigue is isolated or exists as a component of another syndrome (eg, anorexia, hypothyroidism, anemia, depression, dehydration, etc).
  2. If cause is known (eg, anemia), address underlying disorder.
  3. If cause is unknown, implement behavioral, nutritional, and/or pharmacologic interventions (see below).
  4. Modify dose or interrupt therapy if necessary.

Behavioral interventions for fatigue

  • Psychotherapy
  • Support group network
  • Advise patients to modify duties at home/work as needed
  • Regular light exercise
  • Involvement in normal daily and social activities with appropriate reduction
  • Activities involving intellectual stimulation
  • Time management and prioritization of daily activities

Nutritional interventions for fatigue

  • Improved nutrition
  • Small, frequent meals
  • Nutritional supplementation (eg, energy shakes, bars)
  • Increased intake of noncaffeinated fluids

Pharmacologic interventions for fatigue

  • SSRIs
  • Megestrol acetate
  • Consider methylphenidate in severe cases (5 mg bid up to 30 mg bid)

Note: Corticosteroids may compromise the therapeutic effect of INTRON® A therapy

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