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Dawnzera (donidalorsen)Medica

Hereditary angioedema (HAE) due to C1 inhibitor (C1-INH) deficiency – prophylaxis

Initial criteria

  • Patient is age ≥ 12 years
  • Patient has HAE type I or type II as confirmed by both of the following diagnostic criteria: (a) low levels of functional C1-INH protein (≤ 50% of normal) at baseline [documentation required]; AND (b) lower than normal serum C4 levels at baseline [documentation required]
  • Note: A diagnosis of HAE with normal C1-INH (also known as HAE type III) does NOT satisfy this requirement
  • Medication is prescribed by or in consultation with an allergist/immunologist or a physician who specializes in the treatment of HAE or related disorders

Reauthorization criteria

  • Patient has a diagnosis of HAE type I or type II [documentation required]
  • Note: A diagnosis of HAE with normal C1-INH (also known as HAE type III) does NOT satisfy this requirement
  • According to the prescriber, the patient has had a favorable clinical response since initiating Dawnzera prophylactic therapy compared with baseline (examples include decrease in HAE acute attack frequency, severity, or duration)
  • Medication is prescribed by or in consultation with an allergist/immunologist or a physician who specializes in the treatment of HAE or related disorders

Approval duration

1 year