Answer
Its use is not currently recommended in renal or hepatic impairment because clinical experience is lacking. The oral solution also contains propylene glycol, which requires extra consideration in these conditions.
Sources for this answer
- Rupatadine 10mg Tablets — Current selected SmPCemc · Summary of Product Characteristics
- Rupatadine 1mg/ml oral solution — Current selected SmPCemc · Summary of Product Characteristics