The FDA has not required that Codeine Phosphate & Guaifenesin Tablets, CIII or Brontex® Tablets (Kenwood Therapeutics) be approved for therapeutic equivalence or rated for therapeutic equivalence. Codeine Phosphate & Guaifenesin Tablets, CIII is not the subject of an FDA approval. Even when products are labeled as containing the same active ingredients, they may be subject to different potency specifications and may contain different inactive ingredients. State law governs the substitution of prescription pharmaceuticals.
For further information about this product please see our product insert sheet (PDF download).
Product Insert Sheet
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