The use of dipyrone (metamizol) as an analgesic in children: what is the evidence? A review. Issue 3 (12th February 2018) - de Leeuw, Thomas G.; Dirckx, Maaike; Gonzalez Candel, Antonia; Scoones, Gail P.; Huygen, Frank J. P. M.; de Wildt, Saskia N.