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Sympazan (clobazam) oral filmHighmark

Seizures associated with Lennox-Gastaut syndrome (LGS)

Preferred products

  • generic clobazam
  • valproic acid
  • divalproex sodium
  • lamotrigine
  • topiramate
  • rufinamide

Initial criteria

  • Criterion A (LGS):
  • 1. age ≥ 2 years
  • 2. diagnosis of seizures due to Lennox-Gastaut syndrome (ICD-10: G40.81)
  • 3. Onfi or Sympazan will be used as adjunctive therapy
  • 4. therapeutic failure, contraindication, or intolerance to at least one (1) standard of care plan-preferred product (valproic acid or divalproex sodium, lamotrigine, topiramate, rufinamide)
  • 5. If request is for Sympazan, therapeutic failure or intolerance to plan-preferred generic clobazam
  • 6. If request is for Onfi, therapeutic failure or intolerance to generic clobazam
  • Criterion B (Dravet syndrome):
  • 1. diagnosis of Dravet syndrome (ICD-10: G40.83)
  • 2. If request is for Sympazan, therapeutic failure or intolerance to plan-preferred generic clobazam
  • 3. If request is for Onfi, therapeutic failure or intolerance to generic clobazam

Reauthorization criteria

  • Criterion A (LGS):
  • 1. age ≥ 2 years
  • 2. diagnosis of seizures due to Lennox-Gastaut syndrome (ICD-10: G40.81)
  • 3. using Onfi or Sympazan as adjunctive treatment
  • 4. prescriber attests to reduction in seizure frequency from baseline
  • Criterion B (Dravet syndrome):
  • 1. diagnosis of Dravet syndrome (ICD-10: G40.83)
  • 2. prescriber attests to reduction in seizure frequency from baseline

Approval duration

12 months