What are the possible side effects of ondansetron injection (Zofran)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Call your doctor at once if you have any of these serious side effects: • blurred vision or temporary blindness; • muscle spasm or twitching, especially in your face; or • stiffness in your neck. Other less serious side effects are more likely to occur, such as: • diarrhea; • headache; • fever; • drowsiness; • blurred vision; or • pain or redness where the medicine is injected. Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome. You may report side effects to FDA at 1-800-FDA-1088. What is the most important information I should know about ondansetron injection (Zofran)?