What side effects may I notice from receiving Thyrogen?

Side effects that you should report to your doctor or health care professional as soon as possible:
-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-breathing problems
-chest pain
-signs and symptoms of a stroke like changes in vision; confusion; trouble speaking or understanding; severe headaches; sudden numbness or weakness of the face, arm or leg; trouble walking; dizziness; loss of balance or coordination

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
-dizziness
-flu-like symptoms
-headache
-nausea, vomiting
-weak or tired

This list may not describe all possible side effects for Thyrogen. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.