nonaddictive en · ADJ
Etymology
From non- + addictive.
Meanings
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(not-comparable) Not addictive; not able to cause addiction.
Unlike methadone, the [antagonists] are nonaddictive, but the medical profession [generally] remains skeptical; results from use of the antagonists given on a daily basis have been unimpressive.
1971 March 19, Richard Severo, “Addiction: Chemistry Is the New Hope, but Degree of Its Effectiveness Is Still Disputed”, in The New York Times: