• Hypersensitivity to the active substance or to any of the excipients • Concurrent treatment with ciclosporin (see section 4.5) • Chronic malabsorption syndrome • Cholestasis • Pregnancy (see section 4.6) • Breast-feeding (see section 4.6) • Concurrent treatment with warfarin or other oral anticoagulants (see sections 4.5 and 4.8)