{
  "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": "2026-10-13",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "product_ndc": "37808-540",
      "generic_name": "Aspirin, Citric Acid, Sodium Bicarbonate",
      "labeler_name": "H. E. Butt Grocery Company",
      "brand_name": "HEB Extra Strength Effervescent Antacid and Pain Relief",
      "active_ingredients": [
        {
          "name": "SODIUM BICARBONATE",
          "strength": "1985 mg/1"
        },
        {
          "name": "ASPIRIN",
          "strength": "500 mg/1"
        },
        {
          "name": "ANHYDROUS CITRIC ACID",
          "strength": "1000 mg/1"
        }
      ],
      "finished": true,
      "packaging": [
        {
          "package_ndc": "37808-540-24",
          "description": "12 POUCH in 1 CARTON (37808-540-24)  / 2 TABLET, EFFERVESCENT in 1 POUCH",
          "marketing_start_date": "20200625",
          "sample": false
        }
      ],
      "listing_expiration_date": "20261231",
      "openfda": {
        "manufacturer_name": [
          "H. E. Butt Grocery Company"
        ],
        "rxcui": [
          "1536833"
        ],
        "spl_set_id": [
          "9e502bd0-8042-8674-e053-2995a90a3d15"
        ],
        "is_original_packager": [
          true
        ],
        "upc": [
          "0041220539765"
        ],
        "nui": [
          "N0000000160",
          "N0000008836",
          "M0001335",
          "N0000175722",
          "N0000175578",
          "N0000008832",
          "N0000175833",
          "N0000175835",
          "N0000175980",
          "N0000008556",
          "N0000175089"
        ],
        "pharm_class_moa": [
          "Cyclooxygenase Inhibitors [MoA]",
          "Acidifying Activity [MoA]",
          "Calcium Chelating Activity [MoA]"
        ],
        "pharm_class_pe": [
          "Decreased Prostaglandin Production [PE]",
          "Decreased Platelet Aggregation [PE]",
          "Decreased Coagulation Factor Activity [PE]"
        ],
        "pharm_class_cs": [
          "Anti-Inflammatory Agents, Non-Steroidal [CS]"
        ],
        "pharm_class_epc": [
          "Nonsteroidal Anti-inflammatory Drug [EPC]",
          "Platelet Aggregation Inhibitor [EPC]",
          "Calculi Dissolution Agent [EPC]",
          "Anti-coagulant [EPC]"
        ],
        "unii": [
          "8MDF5V39QO",
          "R16CO5Y76E",
          "XF417D3PSL"
        ]
      },
      "marketing_category": "OTC MONOGRAPH DRUG",
      "dosage_form": "TABLET, EFFERVESCENT",
      "spl_id": "0ccec468-e0e2-c5bf-e063-6394a90a61cf",
      "product_type": "HUMAN OTC DRUG",
      "route": [
        "ORAL"
      ],
      "marketing_start_date": "20200625",
      "product_id": "37808-540_0ccec468-e0e2-c5bf-e063-6394a90a61cf",
      "application_number": "505G(a)(3)",
      "brand_name_base": "HEB Extra Strength Effervescent Antacid and Pain Relief",
      "pharm_class": [
        "Acidifying Activity [MoA]",
        "Alkalinizing Activity [MoA]",
        "Anti-Inflammatory Agents",
        "Non-Steroidal [CS]",
        "Anti-coagulant [EPC]",
        "Calcium Chelating Activity [MoA]",
        "Calculi Dissolution Agent [EPC]",
        "Cyclooxygenase Inhibitors [MoA]",
        "Decreased Coagulation Factor Activity [PE]",
        "Decreased Platelet Aggregation [PE]",
        "Decreased Prostaglandin Production [PE]",
        "Nonsteroidal Anti-inflammatory Drug [EPC]",
        "Platelet Aggregation Inhibitor [EPC]"
      ]
    }
  ]
}