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Important side effects of Acthar include:

  • Increased risk of infections
  • Effects on the adrenal glands during and after treatment
  • Increased blood pressure, salt, and water retention levels
  • Masking (hiding) of other conditions or diseases
  • Stomach or intestinal problems
  • Worsening of other medical conditions such as diabetes or eye problems
  • Allergic reactions (skin rash, swollen face, or trouble breathing)

Common side effects of Acthar may include:

  • Fluid retention
  • Change in blood sugar
  • Increased blood pressure
  • Behavior or mood changes
  • Increased appetite and weight gain

Please see Important Safety Information below. For a full list of indications, contraindications, warnings, precautions, and adverse events related to Acthar, please refer to the full Prescribing Information.


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  • Acthar should never be administered intravenously
  • Administration of live or live attenuated vaccines is contraindicated in patients receiving immunosuppressive doses of Acthar
  • Acthar is contraindicated where congenital infections are suspected in infants
  • Acthar is contraindicated in patients with scleroderma, osteoporosis, systemic fungal infections, ocular herpes simplex, recent surgery, history of or the presence of a peptic ulcer, congestive heart failure, uncontrolled hypertension, primary adrenocortical insufficiency, adrenocortical hyperfunction or sensitivity to proteins of porcine origins


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H.P. Acthar® Gel (repository corticotropin injection) is an adrenocorticotropic hormone (ACTH) analogue used for:

  • Treatment during an exacerbation or as maintenance therapy in selected cases of systemic dermatomyositis (polymyositis)
  • Treatment during an exacerbation or as maintenance therapy in selected cases of systemic lupus erythematosus
  • The treatment of symptomatic sarcoidosis
  • Adjunctive therapy for short-term administration (to tide the patient over an acute episode or exacerbation) in rheumatoid arthritis, including juvenile rheumatoid arthritis (selected cases may require low-dose maintenance therapy)