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BylvayMedical Mutual

Alagille syndrome (ALGS)

Initial criteria

  • Patient age ≥ 12 months; AND
  • Patient has moderate-to-severe pruritus, according to the prescriber; AND
  • Diagnosis of ALGS confirmed by genetic testing demonstrating a JAG1 or NOTCH2 deletion or mutation; AND
  • Patient has serum bile acid concentration above the upper limit of the normal reference range; AND
  • Patient has tried at least two systemic medications for ALGS (cholestyramine, naltrexone, rifampicin, sertraline, ursodeoxycholic acid) unless contraindicated; AND
  • Patient does not have cirrhosis OR portal hypertension OR history of a hepatic decompensation event (variceal hemorrhage, ascites, hepatic encephalopathy); AND
  • Medication prescribed by or in consultation with a hepatologist, gastroenterologist, or physician specializing in ALGS

Reauthorization criteria

  • Patient does not have cirrhosis OR portal hypertension OR history of a hepatic decompensation event; AND
  • Patient had response to therapy, as determined by the prescriber (e.g., decrease in serum bile acids, decrease in pruritus); AND
  • Medication prescribed by or in consultation with a hepatologist, gastroenterologist, or physician specializing in ALGS

Approval duration

initial 6 months, reauth 1 year