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Quagen Pharmaceuticals LLC Importer Application for Diphenoxylate

The DEA published a notice that Quagen Pharmaceuticals LLC applied on March 4, 2026 to be registered as an importer of Diphenoxylate (Schedule II controlled substance, Drug Code 9170). Comments and objections may be submitted through May 18, 2026. The company plans to import the controlled substance for distribution to its customers.