Versions of See prior versions of a law on LawServer 2023 Washington Code 69.41.120 – Prescriptions to contain instruction as to whether or not a therapeutically equivalent generic drug or interchangeable biological product may be substituted — Out-of-state prescriptions — Form — Contents — 2022 Washington Code 69.41.120 – Prescriptions to contain instruction as to whether or not a therapeutically equivalent generic drug or interchangeable biological product may be substituted–Out-of-state prescriptions–Form–Contents–Procedure 2020 Washington Code 69.41.120 – Prescriptions to contain instruction as to whether or not a therapeutically equivalent generic drug or interchangeable biological product may be substituted — Out-of-state prescriptions — Form — Contents &md 2019 Washington Code 69.41.120 2018 Washington Code 69.41.120 – Prescriptions to contain instruction as to whether or not a therapeutically equivalent generic drug or interchangeable biological product may be substituted — Out-of-state prescriptions — Form — Contents … 2014 Washington Code 69.41.120 – Prescriptions to contain instruction as to whether or not a therapeutically equivalent generic drug may be substituted — Out-of-state prescriptions — Form — Contents — Procedure 2013 Washington Code 69.41.120 – Prescriptions to contain instruction as to whether or not a therapeutically equivalent generic drug may be substituted — Out-of-state prescriptions — Form — Contents — Procedure 2009 Washington Code 69.41.120 – Prescriptions to contain instruction as to whether or not a therapeutically equivalent generic drug may be substituted — Out-of-state prescriptions — Form — Contents — Procedure