"...no advertising" -- violation of right of free speech
"...no free samples" -- violation of property rights
"...no gifts" -- violation of property rights (although I fail to see the difference between "free samples" and "gifts"
Just exactly what problem are you trying to solve?
Who will exercise all this new control?
Will government need to be expanded?
The idea that "possession" of anything, can constitute unlawfulness is ridiculous on it face, and necessarily impairs individual liberty.