Assertion: methadone's effect | /r/SimilarTo | heroin
Facets:
Source sentences:
text: The effects of methadone are similar to heroin but less intense and longer-lasting (effects can last up to 24 hours, while heroin's effects last approximately 2-3 hours).
text: Because the effects are so similar to heroin, it can be addictive on its own, even as it is used in the treatment of heroin dependence.
text: The effects of methadone are similar to heroin.