{
  "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": "2025-09-19",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "codes": [
        {
          "uuid": "f226dc96-db92-457e-9a67-53bd8d22db82",
          "code": "N0000175834",
          "comments": "Cellular or Molecular Interactions [MoA]|Physiochemical Activity [MoA]|Binding Activity [MoA]|Ion Exchange Activity [MoA]|Magnesium Ion Exchange Activity [MoA]",
          "type": "PRIMARY",
          "url": "https://nciterms.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=VA_NDFRT&code=N0000175834",
          "code_system": "NDF-RT",
          "references": [
            "bb11e824-7c96-4331-a9ec-d62e6d98d306"
          ]
        },
        {
          "uuid": "2a0f2cf3-44d8-4af0-9776-d7e7568c9431",
          "code": "N0000175835",
          "comments": "Established Pharmacologic Class [EPC]|Calculi Dissolution Agent [EPC]",
          "type": "PRIMARY",
          "url": "https://nciterms.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=VA_NDFRT&code=N0000175835",
          "code_system": "NDF-RT",
          "references": [
            "bb11e824-7c96-4331-a9ec-d62e6d98d306"
          ]
        },
        {
          "uuid": "d1079082-6036-4991-b112-d3c0dd37a3d9",
          "code": "22537-22-0",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=22537-22-0",
          "code_system": "CAS",
          "references": [
            "bb11e824-7c96-4331-a9ec-d62e6d98d306",
            "f44664be-e77f-4dad-8840-e71e600a7c1c"
          ]
        },
        {
          "uuid": "e20c09cd-ecc6-4c65-a2f0-ce293085f5be",
          "code": "C68265",
          "type": "PRIMARY",
          "url": "https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C68265",
          "code_system": "NCI_THESAURUS",
          "references": [
            "bb11e824-7c96-4331-a9ec-d62e6d98d306"
          ]
        },
        {
          "uuid": "bb98fc2c-e6e5-450e-9ce6-7fbd193ec670",
          "code": "1426853",
          "comments": "RxNorm",
          "type": "PRIMARY",
          "url": "https://rxnav.nlm.nih.gov/REST/rxcui/1426853/allProperties.xml?prop=all",
          "code_system": "RXCUI",
          "references": [
            "bb11e824-7c96-4331-a9ec-d62e6d98d306"
          ]
        },
        {
          "uuid": "503a3401-ec55-44f0-8e32-f38859d739ba",
          "code": "A12CC30",
          "comments": "ATC|ALIMENTARY TRACT AND METABOLISM|MINERAL SUPPLEMENTS|OTHER MINERAL SUPPLEMENTS|Magnesium|magnesium (different salts in combination)",
          "type": "PRIMARY",
          "url": "http://www.whocc.no/atc_ddd_index/?code=A12CC30&showdescription=yes",
          "code_system": "WHO-ATC",
          "references": [
            "bb11e824-7c96-4331-a9ec-d62e6d98d306"
          ]
        },
        {
          "uuid": "142972e6-489c-474d-a518-7606f2d66322",
          "code": "N0000009730",
          "comments": "Inhibition Small Intestine Fluid/Electrolyte Absorption [PE]",
          "type": "PRIMARY",
          "url": "https://nciterms.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=VA_NDFRT&code=N0000009730",
          "code_system": "NDF-RT",
          "references": [
            "bb11e824-7c96-4331-a9ec-d62e6d98d306"
          ]
        },
        {
          "uuid": "d4134fec-0602-4401-ad68-494013e47044",
          "code": "888",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/888",
          "code_system": "PUBCHEM",
          "references": [
            "bb11e824-7c96-4331-a9ec-d62e6d98d306"
          ]
        },
        {
          "uuid": "71104ea6-d303-2b40-bddc-2e9e182f97c3",
          "code": "C597",
          "comments": "Drug or Chemical by Structure[C1913]|Inorganic Chemical[C579]|Ion",
          "type": "CONCEPT",
          "url": "https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C597",
          "code_system": "NCI_THESAURUS",
          "references": [
            "5ddf9b54-c9b7-b2ec-a18a-1714d0aa5a6a"
          ]
        },
        {
          "uuid": "893eaee6-ea24-d060-51ee-38e4d4f38415",
          "code": "N0000175811",
          "comments": "Established Pharmacologic Class [EPC]|Osmotic Laxative [EPC]",
          "type": "PRIMARY",
          "url": "https://nciterms.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=VA_NDFRT&code=N0000175811",
          "code_system": "NDF-RT",
          "references": [
            "5ddf9b54-c9b7-b2ec-a18a-1714d0aa5a6a"
          ]
        },
        {
          "uuid": "0a35117f-2cd7-6c0d-6c51-1cd56f045102",
          "code": "C68264",
          "comments": "Food or Food Product[C1949]|Food Component[C1930]|Bioactive Food Component[C54060]|Dietary Mineral[C68297]|Dietary Magnesium",
          "type": "CONCEPT",
          "url": "https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C68264",
          "code_system": "NCI_THESAURUS",
          "references": [
            "5ddf9b54-c9b7-b2ec-a18a-1714d0aa5a6a"
          ]
        },
        {
          "uuid": "840a0e75-a119-e6c2-3423-f73aea34c831",
          "code": "DB01378",
          "type": "PRIMARY",
          "url": "https://go.drugbank.com/drugs/DB01378",
          "code_system": "DRUG BANK",
          "references": [
            "5ddf9b54-c9b7-b2ec-a18a-1714d0aa5a6a"
          ]
        },
        {
          "uuid": "7e60b958-8658-406f-966c-a5fce4b6b3f3",
          "code": "T6V3LHY838",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "c2d30ff6-e240-521a-d391-27dc4121e830",
          "code": "33974",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:33974",
          "code_system": "CHEBI",
          "references": [
            "5ddf9b54-c9b7-b2ec-a18a-1714d0aa5a6a"
          ]
        },
        {
          "uuid": "a607dcaa-edad-5090-032b-488a7e18ccd7",
          "code": "39127",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:39127",
          "code_system": "CHEBI",
          "references": [
            "5ddf9b54-c9b7-b2ec-a18a-1714d0aa5a6a"
          ]
        },
        {
          "uuid": "f725c45d-3bd2-0dd4-4190-c9254d947bb7",
          "code": "18420",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:18420",
          "code_system": "CHEBI",
          "references": [
            "5ddf9b54-c9b7-b2ec-a18a-1714d0aa5a6a"
          ]
        },
        {
          "uuid": "ca9b886b-6abd-510e-cec4-ddd0f6b38a02",
          "code": "T6V3LHY838",
          "type": "PRIMARY",
          "url": "https://dailymed.nlm.nih.gov/dailymed/search.cfm?adv=1&query=T6V3LHY838",
          "code_system": "DAILYMED",
          "references": [
            "6febae33-0546-38e5-718b-1ea677dd0798"
          ]
        },
        {
          "uuid": "5022bdc1-81a7-9e16-f91d-8471720d5edb",
          "code": "DTXSID801020091",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID801020091",
          "code_system": "EPA CompTox",
          "references": [
            "5ddf9b54-c9b7-b2ec-a18a-1714d0aa5a6a"
          ]
        }
      ],
      "relationships": [
        {
          "uuid": "c4967580-08e6-4513-846d-a46dc9dca9e3",
          "type": "ACTIVE MOIETY",
          "related_substance": {
            "uuid": "84090208-24b8-4fe5-b7dd-671f159c98a8",
            "refuuid": "66b2f71b-ed33-477e-a787-234966de5e31",
            "name": "MAGNESIUM CATION",
            "unii": "T6V3LHY838",
            "linking_id": "T6V3LHY838",
            "ref_pname": "MAGNESIUM CATION",
            "substance_class": "reference"
          }
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "102f8e75-428b-4a2e-941c-2b3b46af9f2b",
          "name": "MAGNESIUM CATION",
          "stdName": "MAGNESIUM CATION",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "58174d9d-d127-4664-add2-82f38eef141e",
            "3769fc90-916c-471a-a304-139b60e361f7"
          ],
          "display_name": true
        },
        {
          "uuid": "90dd381a-d19d-46d3-8778-367c4a27a88c",
          "name": "MAGNESIUM ION",
          "stdName": "MAGNESIUM ION",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "b4e930de-9ef1-495e-97c1-87da7ae764f4",
            "3769fc90-916c-471a-a304-139b60e361f7"
          ],
          "display_name": false
        },
        {
          "uuid": "9dfa775c-04d7-458c-95ba-d73672959bf6",
          "name": "MAGNESIUM, ION(MG2+)",
          "stdName": "MAGNESIUM, ION(MG2+)",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "d4ff7433-d310-49de-b910-edb7e19d5dce",
            "3769fc90-916c-471a-a304-139b60e361f7"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "b4e930de-9ef1-495e-97c1-87da7ae764f4",
          "citation": "Merck",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "3769fc90-916c-471a-a304-139b60e361f7",
          "citation": "MERCK INDEX",
          "doc_type": "MERCK INDEX",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "58174d9d-d127-4664-add2-82f38eef141e",
          "citation": "ChemIDplus 2008",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "d4ff7433-d310-49de-b910-edb7e19d5dce",
          "citation": "ChemID",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "bb11e824-7c96-4331-a9ec-d62e6d98d306",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493390010000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "6a514dc5-72db-4cc2-803b-1f78fa6dca83",
          "citation": "SRS import [T6V3LHY838]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=T6V3LHY838",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493390010000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "5ddf9b54-c9b7-b2ec-a18a-1714d0aa5a6a",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "f44664be-e77f-4dad-8840-e71e600a7c1c",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "6febae33-0546-38e5-718b-1ea677dd0798",
          "citation": "DailyMed",
          "doc_type": "DAILYMED",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "67a29e0b-d7a8-4db9-b68f-e9a123ef86c1",
          "id": "67a29e0b-d7a8-4db9-b68f-e9a123ef86c1",
          "molfile": "\n  Marvin  01132105232D          \n\n  1  0  0  0  0  0            999 V2000\n    4.4625    0.4667    0.0000 Mg  0  2  0  0  0  0  0  0  0  0  0  0\nM  CHG  1   1   2\nM  END",
          "smiles": "[Mg+2]",
          "formula": "Mg",
          "atropisomerism": "No",
          "charge": 2,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "3f6f7da8-c0af-4aad-9025-77514536f5f4"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "24.3051",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "66b2f71b-ed33-477e-a787-234966de5e31",
      "version": "11",
      "structure": {
        "id": "01bb9a3d-a1bf-4073-a753-1c269284ef29",
        "molfile": "\n  Marvin  01132100252D          \n\n  1  0  0  0  0  0            999 V2000\n    4.4625    0.4667    0.0000 Mg  0  2  0  0  0  0  0  0  0  0  0  0\nM  CHG  1   1   2\nM  END",
        "smiles": "[Mg+2]",
        "formula": "Mg",
        "atropisomerism": "No",
        "charge": 2,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "24.3051",
        "optical_activity": "NONE",
        "references": [
          "6a514dc5-72db-4cc2-803b-1f78fa6dca83",
          "58174d9d-d127-4664-add2-82f38eef141e"
        ],
        "stereo_centers": 0
      },
      "unii": "T6V3LHY838"
    }
  ]
}