{
  "node_id": "us-fda-21-cfr-203-prescription-drug-marketing",
  "title": "21 CFR Part 203 - Prescription Drug Marketing (Samples and Wholesale Distribution)",
  "domain": "Pharmaceuticals & Life Sciences",
  "version": "1.0.0",
  "last_updated": "2026-05-24",
  "bluf": "21 CFR Part 203 implements the Prescription Drug Marketing Act and governs the sale, purchase, distribution and sampling of prescription drugs…",
  "paywall": {
    "status": "LOCKED",
    "unlock_cost_usd": "0.01",
    "skyfire_id": "41779894-ece2-4163-9761-b3b1b76e19b0"
  },
  "crosswalks": {
    "_available_keys": [
      "us_primary_law",
      "related_instruments",
      "key_obligations",
      "enforcement"
    ],
    "_note": "Full crosswalk values included in vault response"
  },
  "dependencies": [
    "us-fda-21-cfr-211-cgmp-finished-pharmaceuticals",
    "us-fda-21-cfr-314-nda-application",
    "us-fda-21-cfr-601-biologics-licensing-and-establishment-licensing"
  ],
  "primary_citations_count": 8,
  "workflow_steps_count": 8,
  "schema_fields_count": 9,
  "citation_preview": [
    "21 CFR Part 203, §203.20 - sales restrictions on prescription drugs purchased by health care entities or donated to charity",
    "21 CFR Part 203, §203.30 - drug sample distribution by mail or common carrier (written request, license verification, signed receipt)"
  ]
}