@type t() :: %HL7v2.Segment.RXA{
  action_code: term(),
  administered_amount: term(),
  administered_at_location: term(),
  administered_barcode_identifier: term(),
  administered_code: term(),
  administered_dosage_form: term(),
  administered_drug_strength_volume: term(),
  administered_drug_strength_volume_units: term(),
  administered_per_time_unit: term(),
  administered_strength: term(),
  administered_strength_units: term(),
  administered_units: term(),
  administering_provider: term(),
  administration_notes: term(),
  administration_sub_id_counter: term(),
  completion_status: term(),
  date_time_end_of_administration: term(),
  date_time_start_of_administration: term(),
  extra_fields: term(),
  give_sub_id_counter: term(),
  indication: term(),
  pharmacy_order_type: term(),
  substance_expiration_date: term(),
  substance_lot_number: term(),
  substance_manufacturer_name: term(),
  substance_treatment_refusal_reason: term(),
  system_entry_date_time: term()
}