SPIRONOLACTONE

GET /v1/drugs/d19dd39c-3dbe-44fa-9504-a2f03dbeb22a
GET /v1/drugs/d19dd39c-3dbe-44fa-9504-a2f03dbeb22a?format=fhir

Every response carries last_synced_at, so freshness is a field rather than a promise. Below is exactly what the ingestion wrote, before any presentation — the same JSON the API returns under payload.

{
  "unii": {
    "unii": "27O7W4T232",
    "rxcui": "9997",
    "inchikey": "LXMSZDCAJNLERA-ZHYRCANASA-N",
    "display_name": "SPIRONOLACTONE",
    "substance_type": "chemical",
    "ingredient_type": "INGREDIENT SUBSTANCE"
  },
  "route": "ORAL",
  "livertox": {
    "summary": null,
    "livertox_id": null,
    "hepatotoxicity_score": 4
  },
  "spl_meta": {
    "3487305c-25a6-4e82-923c-3e4dd638c988": {
      "match": "brand_token",
      "title": "SPIRONOLACTONE TABLET, FILM COATED [PD-RX PHARMACEUTICALS, INC.]",
      "spl_version": "16",
      "published_date": "2026-06-01"
    }
  },
  "productid": "53489-329_d58f76e0-60c3-42ec-8375-128cd42485f1",
  "productndc": "53489-329",
  "dosage_form": "TABLET, FILM COATED",
  "orange_book": {
    "appl_no": "089424",
    "products": [
      {
        "rs": false,
        "rld": false,
        "te_code": "AB",
        "strength": "25MG",
        "product_no": "001",
        "approval_date": "Jul 23, 1986"
      },
      {
        "rs": false,
        "rld": false,
        "te_code": "AB",
        "strength": "50MG",
        "product_no": "002",
        "approval_date": "Aug 11, 1999"
      },
      {
        "rs": false,
        "rld": false,
        "te_code": "AB",
        "strength": "100MG",
        "product_no": "003",
        "approval_date": "Aug 11, 1999"
      }
    ],
    "appl_type": "A"
  },
  "dea_schedule": null,
  "product_type": "HUMAN PRESCRIPTION DRUG",
  "substance_name": "SPIRONOLACTONE",
  "shortage_reason": "Spironolactone Tablet",
  "shortage_status": "current",
  "proprietary_name": "SPIRONOLACTONE",
  "active_ingred_unit": "mg/1",
  "application_number": "ANDA089424",
  "marketing_category": "ANDA",
  "nonproprietary_name": "SPIRONOLACTONE",
  "start_marketing_date": "19860723",
  "active_numerator_strength": "100"
}