Allopurinol

{
  "ndc": [
    "71921-240",
    "71921-242",
    "71921-241"
  ],
  "rxcui": [
    "197319",
    "197320",
    "245422"
  ],
  "pharm_class_epc": [
    "Xanthine Oxidase Inhibitor [EPC]"
  ],
  "pharm_class_moa": [
    "Xanthine Oxidase Inhibitors [MoA]"
  ]
}