Pharm

Hydrocortisone

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Hydrocortisone, Cortef

  • Mechanism
  1. Low potency
  2. Short acting
  3. Low antiinflammatory activity
  4. High mineralcorticoid activity (effect on Sodium and water retention)
  5. Preferred replacement in Adrenal Insufficiency
  • Dosing
  • Miscellaneous
  1. General
    1. Parenteral: 100 to 150 mg IV/IM q2-6 hours prn
    2. Oral: 20 to 240 mg/day PO in divided dosing
  2. Adrenal Insufficiency
    1. Adults: 100 mg IV every 8 hours (or Dexamethasone 4 mg IV)
    2. Children: 1 to 2 mg/kg IV every 8 hours
      1. Newborns: 12.5 mg IV
      2. Infants and young children: 25 mg IV
      3. School Aged Children: 50 mg IV
      4. Teens (same as adult dosing): 100 mg IV
  1. See Perioperative Corticosteroid
  2. Indication: Acute severe illness (critically ill such as Septic Shock)
    1. Serum Cortisol <15 to 34 mcg/dl
    2. Cortisol <9 after Corticotropin Stimulation Test
  3. Hydrocortisone
    1. Adults: 50 mg IV or IM q6 hours (or 3x the chronic dose)
    2. Children: 1 to 2 mg/kg IV every 8 hours
  4. Consider adding fludricortisone 50 mcg daily for 7 days (for additional mineralcorticoid activity )
  5. Taper stress dosing over 10-14 days
  • Adverse Effects
  • References
  1. LoVecchio (2022) Crit Dec Emerg Med 36(11): 32