Assertion: methadone | /r/HasProperty | important
Facets:
Source sentences:
text: To understand how methadone affects the body, it is important to understand what exactly methadone is.
text: Methadone is a drug that has been available legally since 1947, but it is important to know that methadone can be abused much in the same way that other narcotic drugs can, and so it must be used properly and under the supervision of a professional.