What side effects may I notice from receiving Celontin?

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
-blurred vision
-fever, sore throat, swollen glands
-hallucinations
-muscle aches and pain
-redness, blistering, peeling or loosening of the skin, including inside the mouth
-swelling or pain around eyes
-unusual bleeding or bruising
-unusually weak or tired
-worsening of mood, thoughts or actions of suicide or dying

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
-clumsiness or unsteadiness
-constipation or diarrhea
-headache
-hiccups
-insomnia
-loss of appetite or weight loss
-nausea, vomiting
-sensitivity to light
-stomach cramps

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