Versions of 21 CFR 1.74 - Human drugs on LawServer 2024 21 CFR 1.74 – Human drugs 2023 21 CFR 1.74 – Human drugs 2022 21 CFR 1.74 – Human drugs 2021 21 CFR 1.74 – Human drugs 2020 21 CFR 1.74 – Human drugs 2019 21 CFR 1.74 – Human drugs 2016 21 CFR 1.74 – Human drugs