Synonyms: 2,18-Porphinedipropionicacid, 7,12-bis(1-hydroxyethyl)-3,8,13,17-tetramethyl- (8CI); Hematoporphyrin IX(6CI); 1,3,5,8-Tetramethyl-2,4-bis(a-hydroxyethyl)porphine-6,7-dipropionic acid;7,12-Bis(1-hydroxyethyl)-3,8,13,17-tetramethyl-2,18-porphinedipropionic acid;HP; Hematoporphyrin; HpIX; NSC 267084; NSC 59265; Photodyn