Den gennemsnitlige koncentration af jern i leveren hos Ferriprox- behandlede patienter syntes dog at stige mere end hos patienter behandlet med deferoxamin.
In the initial comparative study, the mean serum ferritin levels were not significantly different in the two treatment groups, but average iron concentration in the liver of Ferriprox-treated patients seemed to increase more than in deferoxamine-treated patients.