{
  "resourceType" : "Medication",
  // from Resource: id, meta, implicitRules, and language
  // from DomainResource: text, contained, extension, and modifierExtension
  "code" : { CodeableConcept }, // Codes that identify this medication
  "isBrand" : <boolean>, // True if a brand
  "manufacturer" : { Reference(Organization) }, // Manufacturer of the item
  "product" : { // Administrable medication details
    "form" : { CodeableConcept }, // powder | tablets | carton +
    "ingredient" : [{ // Active or inactive ingredient
      "item" : { Reference(Substance|Medication) }, // R!  The product contained
      "amount" : { Ratio } // Quantity of ingredient present
    }],
    "batch" : [{ // 
      "lotNumber" : "<string>", // 
      "expirationDate" : "<dateTime>" // 
    }]
  },
  "package" : { // Details about packaged medications
    "container" : { CodeableConcept }, // E.g. box, vial, blister-pack
    "content" : [{ // What is  in the package
      "item" : { Reference(Medication) }, // R!  A product in the package
      "amount" : { Quantity(SimpleQuantity) } // Quantity present in the package
    }]
  }
}