{
  "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": "2026-10-21",
    "results": {
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  "results": [
    {
      "product_ndc": "49631-178",
      "generic_name": "calcium carbonate, sodium bicarbonate",
      "labeler_name": "OHTA'S ISAN CO.,LTD.",
      "brand_name": "OHTAS ISAN ANTACID",
      "active_ingredients": [
        {
          "name": "CALCIUM CARBONATE",
          "strength": "1 g/g"
        },
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          "name": "SODIUM BICARBONATE",
          "strength": "1 g/g"
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      "finished": true,
      "packaging": [
        {
          "package_ndc": "49631-178-13",
          "description": "1 DOSE PACK in 1 BOX (49631-178-13)  / 16 PACKET in 1 DOSE PACK / 1.3 g in 1 PACKET",
          "marketing_start_date": "20170701",
          "sample": false
        }
      ],
      "listing_expiration_date": "20261231",
      "openfda": {
        "manufacturer_name": [
          "OHTA'S ISAN CO.,LTD."
        ],
        "rxcui": [
          "1361708"
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        "spl_set_id": [
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        "unii": [
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          "8MDF5V39QO"
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      "marketing_category": "OTC MONOGRAPH DRUG",
      "dosage_form": "POWDER",
      "spl_id": "24c5b10a-a217-7bae-e063-6394a90aaf4c",
      "product_type": "HUMAN OTC DRUG",
      "route": [
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      "marketing_start_date": "20170701",
      "product_id": "49631-178_24c5b10a-a217-7bae-e063-6394a90aaf4c",
      "application_number": "M001",
      "brand_name_base": "OHTAS ISAN ANTACID",
      "pharm_class": [
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    }
  ]
}