Hypersensitivity to the active substance or to any of the excipients.
History of recurrent episodes of neutropenia.
History of agranulocytosis.
Pregnancy or breast-feeding (see Use in Pregnancy & Lactation).
Due to the unknown mechanism of deferiprone-induced neutropenia, patients must not take medicinal products known to be associated with neutropenia or those that can cause agranulocytosis (see Interactions).