The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
- Rash, acne, and other skin reactions (47%)
- Labs suggesting liver irritation (38-40%)
- Build up of protein in the urine (35%)
- Diarrhea (29%)
- Nausea (18%)
- Vomiting (14%)
- Weakness (17%)
- Lower appetite (17%)
Less Common Side Effects
- Nail changes
- Mouth sores
- Dry, red, or itchy eyes
- Fever
- Dry mouth
- Hair loss
- Itching, swelling, and other symptoms of allergic reactions
- Kidney changes
Iressa serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Serious lung problems: sudden cough, fever, and difficulty breathing.
- Damage to the gut: fevers, chills, nausea, vomiting, feeling bloated, intense stomach pain
- Serious skin reactions: painful blisters, skin wounds, peeling skin
- Serious liver problems: upper stomach pain, yellow skin, yellow around the whites of the eyes
Source: DailyMed
The following Iressa side effects have also been reported
Side effects that you should report to your care team as soon as possible:
- Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
- Dry cough, shortness of breath or trouble breathing
- Eye pain, redness, irritation, or discharge with blurry or decreased vision
- Liver injury—right upper belly pain, loss of appetite, nausea, light-colored stool, dark yellow or brown urine, yellowing skin or eyes, unusual weakness or fatigue
- Redness, blistering, peeling, or loosening of the skin, including inside the mouth
- Severe or prolonged diarrhea
- Stomach pain that is severe, does not go away, or gets worse
Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):
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