Do not take this medicine with any of the following medications:

-eliglustat
-flibanserin
-lomitapide
-thioridazine
This medicine may also interact with the following medications:

-certain antiviral medicines for hepatitis, HIV or AIDS
-certain medicines for fungal infections like ketoconazole, itraconazole, posaconazole, and voriconazole
-certain antibiotics like clarithromycin and telithromycin
-certain medicines for seizures like carbamazepine, phenobarbital, and phenytoin
-grapefruit or grapefruit juice
-metoprolol
-midazolam
-omeprazole
-rifampin
-St. John''s wort

They need to know if you have any of these conditions:

-kidney disease
-liver disease
-low blood counts, like low white cell, platelet, or red cell counts
-low levels of thiamine (vitamin B1) in the blood
-an unusual or allergic reaction to fedratinib, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

Visit your healthcare professional for regular checks on your progress. You may need blood work done while you are taking this medicine.
You should make sure you get enough thiamine (vitamin B1) while you are taking this medicine. Discuss the foods you eat and the vitamins you take with your healthcare professional.
Do not breast-feed an infant while taking this medicine or for at least 1 month after stopping it.

Keep out of the reach of children.
Store at room temperature below 30 degrees C (86 degrees F). Throw away any unused medicine after the expiration date.