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ambrisentanCareFirst (Caremark)

Pulmonary arterial hypertension (PAH) (WHO Group 1) in adults

Initial criteria

  • Medication is prescribed by or in consultation with a pulmonologist or cardiologist
  • Member has pulmonary arterial hypertension (PAH) defined as WHO Group 1 class of pulmonary hypertension
  • PAH confirmed by either of the following:
  • Pretreatment right heart catheterization showing all of the following: mean pulmonary arterial pressure (mPAP) > 20 mmHg, pulmonary capillary wedge pressure (PCWP) ≤ 15 mmHg, and pulmonary vascular resistance (PVR) > 2 Wood units (for pediatric members, pulmonary vascular resistance index (PVRI) > 3 Wood units x m² is also acceptable)
  • For infants less than one year of age, PAH confirmed by Doppler echocardiogram if right heart catheterization cannot be performed

Reauthorization criteria

  • Member is currently receiving the requested medication through a paid pharmacy or medical benefit
  • Member is experiencing benefit from therapy as evidenced by disease stability or disease improvement

Approval duration

12 months