Many athletes throughout the world illegally use anabolic steroids in order to have an edge on the competition.
The fentanyl patch is a sustained release version which is supposed to be a 72 hour dose.
PCP is sometimes sold as a substitute for other drugs, raising the risk of toxicity and overdose in unsuspecting users.
There is no pre-determined length of treatment time for individuals taking part in a program at long-term inpatient drug rehabs, because they progress through treatment at various rates.