Tag: FDA generic substitution

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

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

Therapeutic equivalence codes from the FDA tell pharmacists which generic drugs can be safely swapped for brand-name versions. Learn how A and B codes work, why some generics aren't interchangeable, and what this means for your prescriptions.