So you support the expansive New Deal Commerce Clause and trampling the Tenth Amendment.
The US has tariff control and has always had inspection control over goods imported. Right there in the constitution.
Ergo - drug distribution can be regulated by the federal government.
Now, if you can show me how they can ensure that no drugs come from outside into the US through WA and CO - then I might be pursuaded. As I see it - it’s just a cover for folks who are going to make megabucks distributing drugs to the rest of the US.