Area under the curve doesn't look super good for Xanax
The rebound effect of drugs is an insane, under appreciated side effect due to future discounting. Being in pain now warrants a cure, but it may be the proverbial "kicking the can down the road" with mental sedatives. This is also caused by the locality of pain tolerance, and the immediacy of it all.
This doesn't even begin to address the folly of the Tragedy of the Commons caused by big Pharma.
Some drugs cause individual withdrawals, others cause societal ones.