{
  "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": "479cdd83-0fac-4b93-b47f-4e4d04a33714",
          "code": "7440-55-3",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=7440-55-3",
          "code_system": "CAS",
          "references": [
            "c9d3a0ae-e63d-4a4b-808c-ef3b5ec39ccc",
            "b4207908-19e3-4183-a64a-043923a1f8a6"
          ]
        },
        {
          "uuid": "27f49f2d-b571-4628-a7a6-040c41e1d699",
          "code": "C66798",
          "type": "PRIMARY",
          "url": "https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C66798",
          "code_system": "NCI_THESAURUS",
          "references": [
            "c9d3a0ae-e63d-4a4b-808c-ef3b5ec39ccc"
          ]
        },
        {
          "uuid": "63ebcc09-4bd3-44d3-ad49-08582d7a681b",
          "code": "D005708",
          "type": "PRIMARY",
          "url": "http://www.ncbi.nlm.nih.gov/mesh/68005708",
          "code_system": "MESH",
          "references": [
            "c9d3a0ae-e63d-4a4b-808c-ef3b5ec39ccc"
          ]
        },
        {
          "uuid": "fa2d7738-e710-4248-a214-da66572152d5",
          "code": "231-163-8",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.028.330",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "c9d3a0ae-e63d-4a4b-808c-ef3b5ec39ccc"
          ]
        },
        {
          "uuid": "38ca6bca-6167-425e-ae0e-0a5fc85be9ea",
          "code": "1310124",
          "comments": "RxNorm",
          "type": "PRIMARY",
          "url": "https://rxnav.nlm.nih.gov/REST/rxcui/1310124/allProperties.xml?prop=all",
          "code_system": "RXCUI",
          "references": [
            "c9d3a0ae-e63d-4a4b-808c-ef3b5ec39ccc"
          ]
        },
        {
          "uuid": "b6969b7d-f984-4f63-a430-b47cf3234012",
          "code": "m5646",
          "comments": "Merck Index",
          "type": "PRIMARY",
          "url": "https://merckindex.rsc.org/monographs/m5646?q=authorize",
          "code_system": "MERCK INDEX",
          "references": [
            "c9d3a0ae-e63d-4a4b-808c-ef3b5ec39ccc"
          ]
        },
        {
          "uuid": "774ca50a-01aa-4f74-b214-bb2fd549b20a",
          "code": "SUB32650",
          "type": "PRIMARY",
          "code_system": "EVMPD",
          "references": [
            "c9d3a0ae-e63d-4a4b-808c-ef3b5ec39ccc"
          ]
        },
        {
          "uuid": "3784125a-3529-4b61-902a-d562d8cb9d38",
          "code": "5360835",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/5360835",
          "code_system": "PUBCHEM",
          "references": [
            "c9d3a0ae-e63d-4a4b-808c-ef3b5ec39ccc"
          ]
        },
        {
          "uuid": "a69d4c35-b3e7-f536-ef2c-713bfa07e3ec",
          "code": "DTXSID401029758",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID401029758",
          "code_system": "EPA CompTox",
          "references": [
            "730c7c5d-2ba6-34f5-ced4-4c6f8a451da8"
          ]
        },
        {
          "uuid": "a6556f93-5b17-bd8c-f310-0e8636ed8b5c",
          "code": "6956",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/source/hsdb/6956",
          "code_system": "HSDB",
          "references": [
            "44ca2be3-ff6f-3df6-293b-4d700c33028d"
          ]
        },
        {
          "uuid": "465a7cca-0ab9-9dcc-0ae0-3a406e6cf30e",
          "code": "C637",
          "comments": "Drug or Chemical by Structure[C1913]|Inorganic Chemical[C579]|Element[C1940]|Metal",
          "type": "CONCEPT",
          "url": "https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C637",
          "code_system": "NCI_THESAURUS",
          "references": [
            "56de24aa-09f9-9a48-271b-6cd51217b563"
          ]
        },
        {
          "uuid": "8ae130b8-b8bc-8482-5b20-756c1194a760",
          "code": "3352 (Number of products:30)",
          "comments": "Dietary Supplement Label Database|other|Gallium",
          "type": "PRIMARY",
          "url": "https://dsld.od.nih.gov/dsld/rptIngredient.jsp?grpid=3352&item=Gallium",
          "code_system": "DSLD",
          "references": [
            "56de24aa-09f9-9a48-271b-6cd51217b563"
          ]
        },
        {
          "uuid": "907367dc-b6db-4395-919a-c2b9e51294d7",
          "code": "CH46OC8YV4",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "afafbde3-44dd-54f3-2510-971e24578ba8",
          "code": "49631",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:49631",
          "code_system": "CHEBI",
          "references": [
            "56de24aa-09f9-9a48-271b-6cd51217b563"
          ]
        },
        {
          "uuid": "99787490-6607-2a90-620e-d9085900b327",
          "code": "Gallium",
          "type": "PRIMARY",
          "url": "https://en.wikipedia.org/wiki/Gallium",
          "code_system": "WIKIPEDIA",
          "references": [
            "e3c3780f-0ace-df02-efd5-fd90888c1094"
          ]
        },
        {
          "uuid": "33377f42-bdb1-15b2-04a2-91d97de19f1f",
          "code": "100000125930",
          "type": "PRIMARY",
          "code_system": "SMS_ID",
          "references": [
            "177dc5ae-0d58-3b30-a7ba-691cc7d2f63b"
          ]
        },
        {
          "uuid": "7cf320d8-b27d-ad6d-6945-781254621d8f",
          "code": "CH46OC8YV4",
          "type": "PRIMARY",
          "url": "https://dailymed.nlm.nih.gov/dailymed/search.cfm?adv=1&query=CH46OC8YV4",
          "code_system": "DAILYMED",
          "references": [
            "46e76aae-a743-a9bc-91c7-8e599fc5d93c"
          ]
        }
      ],
      "relationships": [
        {
          "uuid": "0350aeca-99b2-439f-b0f5-1698d79e0d7f",
          "type": "ACTIVE MOIETY",
          "related_substance": {
            "uuid": "b16c48d0-c36a-433b-a31d-5282a494be20",
            "refuuid": "bd37943b-afb9-4c9f-9f78-85a8fd1e706b",
            "name": "GALLIUM",
            "unii": "CH46OC8YV4",
            "linking_id": "CH46OC8YV4",
            "ref_pname": "GALLIUM",
            "substance_class": "reference"
          }
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "b96c7db5-9e1f-4ea6-9b87-0c21cd62c40d",
          "name": "GA",
          "stdName": "GA",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "3223561f-aa7e-4f9f-8224-152fda364bd2",
            "5917d2cc-89f4-4514-aeb6-ffb8d1d112a5"
          ],
          "display_name": false
        },
        {
          "uuid": "b00bf980-a71a-45ab-a02c-2164eb1e13dd",
          "name": "GALLIUM",
          "stdName": "GALLIUM",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "3223561f-aa7e-4f9f-8224-152fda364bd2",
            "e633cd75-7d5b-42ad-95c4-7d8fb5a0f5da",
            "5917d2cc-89f4-4514-aeb6-ffb8d1d112a5",
            "ded65034-8480-4500-924e-678e21fca8ed",
            "198da203-adab-4dda-a823-8b41e612f179",
            "6286bfff-a20f-4399-92c3-716e21f0d31b"
          ],
          "display_name": true
        },
        {
          "uuid": "0b0ea46b-1e79-41e7-beeb-08ffa7294c31",
          "name": "GALLIUM [HSDB]",
          "stdName": "GALLIUM [HSDB]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "3223561f-aa7e-4f9f-8224-152fda364bd2",
            "ded65034-8480-4500-924e-678e21fca8ed"
          ],
          "display_name": false
        },
        {
          "uuid": "cad36d90-12ab-4d9c-8888-8dfb65fa3448",
          "name": "GALLIUM [MI]",
          "stdName": "GALLIUM [MI]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "e633cd75-7d5b-42ad-95c4-7d8fb5a0f5da",
            "3223561f-aa7e-4f9f-8224-152fda364bd2"
          ],
          "display_name": false
        },
        {
          "uuid": "78987e6a-d82a-487a-80f1-9ab7a3444c33",
          "name": "GALLIUM, ELEMENTSL",
          "stdName": "GALLIUM, ELEMENTSL",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "3223561f-aa7e-4f9f-8224-152fda364bd2",
            "5917d2cc-89f4-4514-aeb6-ffb8d1d112a5"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "c9d3a0ae-e63d-4a4b-808c-ef3b5ec39ccc",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493390975000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "38cc55d7-d7fa-40e6-ba59-689f6f34df00",
          "citation": "SRS import [CH46OC8YV4]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=CH46OC8YV4",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493390975000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "198da203-adab-4dda-a823-8b41e612f179",
          "citation": "GALLIUM [MI]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "6286bfff-a20f-4399-92c3-716e21f0d31b",
          "citation": "GALLIUM [HSDB]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "5917d2cc-89f4-4514-aeb6-ffb8d1d112a5",
          "citation": "ChemID",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "3223561f-aa7e-4f9f-8224-152fda364bd2",
          "citation": "CHEMID",
          "doc_type": "CHEMID",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "e633cd75-7d5b-42ad-95c4-7d8fb5a0f5da",
          "citation": "MERCK INDEX",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "ded65034-8480-4500-924e-678e21fca8ed",
          "citation": "HSDB",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "44ca2be3-ff6f-3df6-293b-4d700c33028d",
          "citation": "WEBSITE",
          "url": "https://toxnet.nlm.nih.gov/cgi-bin/sis/search2/r?dbs+hsdb:@term+@rn+@rel+7440-55-3",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "730c7c5d-2ba6-34f5-ced4-4c6f8a451da8",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=7440-55-3",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "56de24aa-09f9-9a48-271b-6cd51217b563",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "e3c3780f-0ace-df02-efd5-fd90888c1094",
          "citation": "WIKI",
          "doc_type": "WIKI",
          "public_domain": true
        },
        {
          "uuid": "b4207908-19e3-4183-a64a-043923a1f8a6",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "46e76aae-a743-a9bc-91c7-8e599fc5d93c",
          "citation": "DailyMed",
          "doc_type": "DAILYMED",
          "public_domain": true
        },
        {
          "uuid": "177dc5ae-0d58-3b30-a7ba-691cc7d2f63b",
          "citation": "EU-SRS",
          "doc_type": "EMA LIST",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "843b16ce-485e-412e-b6e2-76ef700933ec",
          "id": "843b16ce-485e-412e-b6e2-76ef700933ec",
          "molfile": "\n  Marvin  01132106522D          \n\n  1  0  0  0  0  0            999 V2000\n   11.5313   -6.0313    0.0000 Ga  0  0  0  0  0 15  0  0  0  0  0  0\nM  END",
          "smiles": "[Ga]",
          "formula": "Ga",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "422755ec-a31e-4dc7-903c-7fb70cd783ed"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "69.7231",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "bd37943b-afb9-4c9f-9f78-85a8fd1e706b",
      "version": "13",
      "structure": {
        "id": "d46e3d21-c36f-457c-a7be-5b0b5b90197f",
        "molfile": "\n  Marvin  01132111002D          \n\n  1  0  0  0  0  0            999 V2000\n   11.5313   -6.0313    0.0000 Ga  0  0  0  0  0 15  0  0  0  0  0  0\nM  END",
        "smiles": "[Ga]",
        "formula": "Ga",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "69.7231",
        "optical_activity": "NONE",
        "references": [
          "38cc55d7-d7fa-40e6-ba59-689f6f34df00",
          "5917d2cc-89f4-4514-aeb6-ffb8d1d112a5"
        ],
        "stereo_centers": 0
      },
      "unii": "CH46OC8YV4"
    }
  ]
}