plaquenil plaque • plaquette · · · Info · Definitions · Synonyms · Characters · · plaquenil · · Text Latin · · Script 9 · · Length 4 · · Syllables Definitions · · · (noun) anti-inflammatory drug (trade name Plaquenil) used in the treatment of rheumatoid arthritis and malaria and lupus erythematosus. Synonyms: hydroxychloroquine, Plaquenil. · · Noun Definition 1 Synonyms · · · hydroxychloroquine · · Synonym 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E p latin small letter p U+0070 q latin small letter q U+0071 u latin small letter u U+0075