{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2026-09-29",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "product_ndc": "68639-0001",
      "generic_name": "Oxygen",
      "labeler_name": "RXO2 Oxygen & Medical Equipment Supply Co. Inc.",
      "brand_name": "Oxygen",
      "active_ingredients": [
        {
          "name": "OXYGEN",
          "strength": "99 L/100L"
        }
      ],
      "finished": true,
      "packaging": [
        {
          "package_ndc": "68639-0001-1",
          "description": "113 L in 1 CYLINDER (68639-0001-1)",
          "marketing_start_date": "20031013",
          "sample": false
        },
        {
          "package_ndc": "68639-0001-2",
          "description": "170 L in 1 CYLINDER (68639-0001-2)",
          "marketing_start_date": "20031013",
          "sample": false
        },
        {
          "package_ndc": "68639-0001-3",
          "description": "255 L in 1 CYLINDER (68639-0001-3)",
          "marketing_start_date": "20031013",
          "sample": false
        },
        {
          "package_ndc": "68639-0001-4",
          "description": "425 L in 1 CYLINDER (68639-0001-4)",
          "marketing_start_date": "20031013",
          "sample": false
        },
        {
          "package_ndc": "68639-0001-5",
          "description": "680 L in 1 CYLINDER (68639-0001-5)",
          "marketing_start_date": "20031013",
          "sample": false
        }
      ],
      "listing_expiration_date": "20261231",
      "openfda": {
        "manufacturer_name": [
          "RXO2 Oxygen & Medical Equipment Supply Co. Inc."
        ],
        "rxcui": [
          "312172"
        ],
        "spl_set_id": [
          "9db62731-bcb1-4793-ae12-9d2359514e4e"
        ],
        "is_original_packager": [
          true
        ],
        "unii": [
          "S88TT14065"
        ]
      },
      "marketing_category": "UNAPPROVED MEDICAL GAS",
      "dosage_form": "GAS",
      "spl_id": "4228a7ba-b3ca-9957-e063-6394a90a610a",
      "product_type": "HUMAN PRESCRIPTION DRUG",
      "route": [
        "RESPIRATORY (INHALATION)"
      ],
      "marketing_start_date": "20031013",
      "product_id": "68639-0001_4228a7ba-b3ca-9957-e063-6394a90a610a",
      "brand_name_base": "Oxygen"
    }
  ]
}