Synonyms: Ethanol, 2-[[4-[(7-chloro-4-quinolinyl)amino]pentyl]ethylamino]-, sulfate (1:1), Ethanol, 2-[[4-[(7-chloro-4-quinolinyl)amino]pentyl]ethylamino]-, sulfate (1:1) (salt) (9CI), Ethanol, 2-[[4-[(7-chloro-4-quinolyl)amino]pentyl]ethylamino]-, sulfate (1:1) (salt) (8CI), 7-Chloro-4-[4-N-ethyl-N-beta-hydroxyethylamino-1-methylbutylamino]quinoline sulfate, 7-Chloro-4-[4-[ethyl(2-hydroxyethyl)amino]-1-methylbutylamino]-quinoline sulfate, Ercoquin, Hydroxychloroquine sulfate, NSC 4375, Plaquenil, Plaquenil sulfate, Quensyl