PCP is sometimes sold as a substitute for other drugs, raising the risk of toxicity and overdose in unsuspecting users.
The marijuana herb available in the U.S. is produced in part by local growers, and partly trafficked into the country from Mexico as well as from Canada but to a lesser degree.
Without medical supervision, seizures as a result of Valium withdrawal can result in death, so do not attempt to come off of Valium on your own without medical assistance.
Most pregnant women completely eliminate their alcohol use, although most of their husbands continue drinking.