Isopropchin, Causyth, Propyphenazon, Isopropyrine, 4-Isopropylantipyrine, Cibalgina, Propyphenazone, PROPYLPHENAZONE, Larodon, Isopyrine, isopropylantipyrin, isopropylantipyrine, Budirol, 4-Isopropyl-2,3-dimethyl-1-phenyl-5-pyrazolone, ANTIBIOTICTPJ-B, Bicyclo[2.2.1]heptane, 2,2-dimethyl-3-methylene-