Do not consume Ideenat 150mg tablets if you are allergic to Idelalisib, sunset yellow FCF (a petroleum-derived orange azo dye), and other ingredients of this medicine. Inform your physician if you have any conditions with the liver, lung (pneumonitis), kidney, intestinal perforation, neutropenia (low level of neutrophils), active infections/hepatitis, or skin reaction (Stevens-Johnson syndrome). Inform your physician if you are pregnant or planning to get pregnant. Use effective contraception during and even after a month of treatment. Discuss more fertility concerns with your doctor. Your doctor will take regular blood tests before and during treatment to monitor the infections.