Fostamatinib Disodium (Oral Route)

Side Effects

Drug information provided by: Merative, Micromedex®

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

More common

1. Black, tarry, stools
2. blurred vision
3. chest pain
4. chills
5. cough
6. diarrhea
7. dizziness
8. fever
9. headache
10. lower back or side pain
11. nervousness
12. painful or difficult urination
13. pale skin
14. pounding in the ears
15. slow or fast heartbeat
16. sore throat
17. stomach pain
18. ulcers, sores, or white spots in the mouth
19. unusual bleeding or bruising
20. unusual tiredness or weakness

Check with your doctor immediately if any of the following side effects occur:

More common

1. Nausea
2. rash

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.