Relapse
The condition of someone who had been addicted to drugs or alcohol, had been clean for many years, and then went back to using drugs or alcohol
Overdose
Having more drugs than the body can handle, often leading to death or injury
Unmanageability
Not being able to be managed
thebaine
An opium derivative
Epidemic
A rampant problem affecting many people
Coincidentially
Something that happens by chance
Euphemism
A mild phrase or word that takes the place of a more direct or unpleasant expression
Enamored
Obsessed with
Debase
To degrade