What side effects may I notice from receiving Erlotinib?

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
-cough
-eye irritation
-eye pain
-fever
-redness, blistering, peeling or loosening of the skin, including inside the mouth
-signs and symptoms of bleeding such as bloody or black, tarry stools; red or dark-brown urine; spitting up blood or brown material that looks like coffee grounds; red spots on the skin; unusual bruising or bleeding from the eye, gums, or nose
-signs and symptoms of kidney injury like trouble passing urine or change in the amount of urine
-signs and symptoms of liver injury like dark yellow or brown urine; general ill feeling or flu-like symptoms; light-colored stools; loss of appetite; nausea; right upper belly pain; unusually weak or tired; yellowing of the eyes or skin
-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):

-acne
-diarrhea
-dry skin
-itching
-loss of appetite
-mouth sores
-nausea, vomiting
-weak or tired
-weight loss

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