adapin adapid group • adapt · · · Info · Definitions · Synonyms · Characters · · adapin · · Text Latin · · Script 6 · · Length 3 · · Syllables Definitions · · · (noun) a tricyclic antidepressant (trade names Adapin and Sinequan) with numerous side effects (dry mouth and sedation and gastrointestinal disturbances). Synonyms: doxepin, doxepin hydrochloride, Adapin, Sinequan. · · Noun Definition 1 Synonyms · · · doxepin · · Synonym 1 doxepin hydrochloride · · Synonym 2 sinequan · · Synonym 3 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 i latin small letter i U+0069 n latin small letter n U+006E p latin small letter p U+0070