Estradiol

GET /v1/drugs/e872412b-2b72-49a3-a258-17208ac19186
GET /v1/drugs/e872412b-2b72-49a3-a258-17208ac19186?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": "4TI98Z838E",
    "rxcui": "4083",
    "inchikey": "VOXZDWNPVJITMN-ZBRFXRBCSA-N",
    "display_name": "ESTRADIOL",
    "substance_type": "chemical",
    "ingredient_type": "INGREDIENT SUBSTANCE"
  },
  "route": "ORAL",
  "livertox": {
    "summary": null,
    "livertox_id": null,
    "hepatotoxicity_score": 1
  },
  "spl_meta": {
    "50c786d6-91bd-4eea-9455-ff2abc08372f": {
      "match": "brand_token",
      "title": "ESTRADIOL AND NORETHINDRONE ACETATE TABLET [INGENUS PHARMACEUTICALS, LLC]",
      "spl_version": "5",
      "published_date": "2026-06-01"
    }
  },
  "productid": "70518-3922_3ba3881f-2be9-c6fc-e063-6394a90a452d",
  "productndc": "70518-3922",
  "dosage_form": "TABLET",
  "orange_book": {
    "appl_no": "217334",
    "products": [
      {
        "rs": false,
        "rld": false,
        "te_code": "AB",
        "strength": "0.5MG",
        "product_no": "001",
        "approval_date": "Sep 6, 2023"
      },
      {
        "rs": false,
        "rld": false,
        "te_code": "AB",
        "strength": "1MG",
        "product_no": "002",
        "approval_date": "Sep 6, 2023"
      },
      {
        "rs": false,
        "rld": false,
        "te_code": "AB",
        "strength": "2MG",
        "product_no": "003",
        "approval_date": "Sep 6, 2023"
      }
    ],
    "appl_type": "A"
  },
  "dea_schedule": null,
  "product_type": "HUMAN PRESCRIPTION DRUG",
  "substance_name": "ESTRADIOL",
  "proprietary_name": "Estradiol",
  "active_ingred_unit": "mg/1",
  "application_number": "ANDA217334",
  "marketing_category": "ANDA",
  "nonproprietary_name": "Estradiol",
  "start_marketing_date": "20231122",
  "active_numerator_strength": "1"
}