{
  "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": "2026-10-02",
    "results": {
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  "results": [
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      "generic_name": "dextromethorphan hbr, guaifenesin",
      "labeler_name": "Haleon US Holdings LLC",
      "brand_name": "ROBITUSSIN MAXIMUM STRENGTH COUGH PLUS CHEST CONGESTION DM",
      "active_ingredients": [
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          "name": "DEXTROMETHORPHAN HYDROBROMIDE",
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        {
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      "packaging": [
        {
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          "description": "1 BOTTLE in 1 CARTON (0031-8739-12)  / 118 mL in 1 BOTTLE",
          "marketing_start_date": "20160601",
          "sample": false
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        {
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          "description": "1 BOTTLE in 1 CARTON (0031-8739-18)  / 237 mL in 1 BOTTLE",
          "marketing_start_date": "20160601",
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        {
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          "description": "1 BOTTLE in 1 CARTON (0031-8739-42)  / 355 mL in 1 BOTTLE",
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      ],
      "listing_expiration_date": "20261231",
      "openfda": {
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        "pharm_class_epc": [
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        ],
        "pharm_class_pe": [
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        "unii": [
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      "marketing_category": "OTC MONOGRAPH DRUG",
      "dosage_form": "SOLUTION",
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        "Expectorant [EPC]",
        "Increased Respiratory Secretions [PE]",
        "Sigma-1 Agonist [EPC]",
        "Sigma-1 Receptor Agonists [MoA]",
        "Uncompetitive N-methyl-D-aspartate Receptor Antagonist [EPC]",
        "Uncompetitive NMDA Receptor Antagonists [MoA]"
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}