Just seeing drugs/alcohol/sex in media increases the likelihood of trying them by 25-50%, further increasing with number of exposures.
It’s nice to have ideals that information should be free, even better to fight off abuse (what your parents did to you), but that does not make it the right direction to go in.
This coming from a child psychiatrist’s mouth.
You want your kids to stay away from drugs? Don’t even show it to them until their brains are formed. Don’t even acknowledge they exist. You’ll breed curiosity, and they’ll be statistically more likely to say yes when offered.