{
  "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": "2026-10-14",
    "results": {
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  "results": [
    {
      "product_ndc": "50332-0151",
      "generic_name": "CALCIUM CARBONATE",
      "labeler_name": "HART Health",
      "brand_name": "NUTRALOX",
      "active_ingredients": [
        {
          "name": "CALCIUM CARBONATE",
          "strength": "420 mg/1"
        }
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      "packaging": [
        {
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          "description": "500 PACKET in 1 BOX, UNIT-DOSE (50332-0151-1)  / 2 TABLET, CHEWABLE in 1 PACKET",
          "marketing_start_date": "19870120",
          "sample": false
        },
        {
          "package_ndc": "50332-0151-3",
          "description": "20 PACKET in 1 BOX, UNIT-DOSE (50332-0151-3)  / 2 TABLET, CHEWABLE in 1 PACKET",
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        },
        {
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          "description": "50 PACKET in 1 BOX, UNIT-DOSE (50332-0151-4)  / 2 TABLET, CHEWABLE in 1 PACKET",
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        },
        {
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          "description": "125 PACKET in 1 BOX, UNIT-DOSE (50332-0151-7)  / 2 TABLET, CHEWABLE in 1 PACKET",
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        },
        {
          "package_ndc": "50332-0151-8",
          "description": "250 PACKET in 1 BOX, UNIT-DOSE (50332-0151-8)  / 2 TABLET, CHEWABLE in 1 PACKET",
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      ],
      "listing_expiration_date": "20261231",
      "openfda": {
        "manufacturer_name": [
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        ],
        "is_original_packager": [
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        "unii": [
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      "marketing_category": "OTC MONOGRAPH DRUG",
      "dosage_form": "TABLET, CHEWABLE",
      "spl_id": "1f253919-2335-4266-a415-c0aacfa2e1dc",
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      "application_number": "M",
      "brand_name_base": "NUTRALOX",
      "pharm_class": [
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        "Calcium [CS]",
        "Cations",
        "Divalent [CS]",
        "Increased Coagulation Factor Activity [PE]",
        "Phosphate Binder [EPC]",
        "Phosphate Chelating Activity [MoA]"
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    }
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}