Tag: FDA generic substitution

Therapeutic Equivalence Codes: How the FDA Determines If Generic Drugs Can Be Substituted

Therapeutic Equivalence Codes: How the FDA Determines If Generic Drugs Can Be Substituted

The FDA uses therapeutic equivalence codes to determine which generic drugs can safely replace brand-name medications. Learn how A and B codes work, why some generics aren't interchangeable, and how pharmacists use the Orange Book to ensure safe substitutions.

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