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Hypersensitivity to the active substance or to any of the excipients listed in Description.
Co-administration with potent inducers of P-glycoprotein transporter (P-gp) (e.g. carbamazepine, phenobarbital, phenytoin, rifampicin, rifabutin and St. John's wort) will decrease ravidasvir plasma concentrations and could result in loss of efficacy of Ravida (see Interactions).
