It is very important that your doctor check the progress of you or your child at regular visits to make sure that this medicine is working properly. Blood tests may be needed to check for unwanted effects.
This medicine may cause chest pain; fever; chills; itching; hives or a rash; a fast heartbeat; flushing of the face; dizziness, fainting, or lightheadedness; trouble with breathing; or swelling of the face, tongue, and throat within a few hours after it is given. Check with your doctor or nurse right away if you or your child have any of these symptoms.
This medicine may cause serious types of allergic reactions, including anaphylaxis. Anaphylaxis can be life-threatening and requires immediate medical attention. Call your doctor right away if you or your child have a rash; itching; hoarseness; trouble breathing; trouble swallowing; or any swelling of your hands, face, or mouth after receiving this medicine.