Aheroin addict went through the following treatment to stop his drug abuse: a doctor gradually replaced his daily heroin dosage with the legal drug methadone.

what kind of treatment is this?
select one of the options below as your
a. detoxification
b. supervised medication
c. therapeutic community

Methadone has been used since 1960 as a substitute for opiates among heroin users.
(Substitution treatment)
It is used primarily as replacement therapy in heroin addicts: methadone has properties comparable to heroin, but it has a more favorable pharmacological profile. This transfer of dependence can stabilize the patient and facilitates rehabilitation.


B. supervised medication

Trade schools would be the best option