Buprenorphine (Subutex Â®) and buprenorphine and naloxone (Suboxone Â®) are used to treat opioid dependence (addiction to opioid drugs, including heroin and narcotic painkillers).
virescent â(comparative more virescent, superlative most virescent) 1  Green-like, greenish. 2  Becoming green.
Definition of PERTINACIOUS. 1. a: adhering resolutely to an opinion, purpose, or design b: perversely persistent. 2. : stubbornly tenacious. â perÂ·tiÂ·naÂ·ciousÂ·ly adverb. â perÂ·tiÂ·naÂ·ciousÂ·ness noun.