Versions of Washington Code 70.14.050 - Drug purchasing cost controls -- Establishment of evidence-based prescription drug program on LawServer 2023 Washington Code 70.14.050 – Drug purchasing cost controls — Establishment of evidence-based prescription drug program 2022 Washington Code 70.14.050 – Drug purchasing cost controls–Establishment of evidence-based prescription drug program 2020 Washington Code 70.14.050 – Drug purchasing cost controls — Establishment of evidence-based prescription drug program 2019 Washington Code 70.14.050 2018 Washington Code 70.14.050 – Drug purchasing cost controls — Establishment of evidence-based prescription drug program 2016 Washington Code 70.14.050 – Drug purchasing cost controls–Establishment of evidence-based prescription drug program 2015 Washington Code 70.14.050 – Drug purchasing cost controls–Establishment of evidence-based prescription drug program 2014 Washington Code 70.14.050 – Drug purchasing cost controls — Establishment of evidence-based prescription drug program 2013 Washington Code 70.14.050 – Drug purchasing cost controls — Establishment of evidence-based prescription drug program 2009 Washington Code 70.14.050 – Drug purchasing cost controls — Establishment of evidence-based prescription drug program