SIDE EFFECTS: Nausea, vomiting, diarrhea, stomach pain/cramping, and loss of appetite may occur. Giving this medication with food may lessen these symptoms. Headache and dizziness may also occur. If any of these effects persist or worsen, tell the doctor or pharmacist promptly.Remember that the doctor has prescribed this medication because he or she has judged that the benefit to your child is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell the doctor right away if your child has any serious side effects, including: sun sensitivity (sunburn), muscle weakness, slurred speech, blurred vision, drooping eyelids, eye redness, hearing loss, joint pain/aches, new lump/growth in the neck (goiter), change in the amount of urine, painful urination, pink/bloody urine, mental/mood changes (such as confusion), numbness or tingling of the hands/feet.This medication may rarely decrease bone marrow function, an effect that may lead to a low number of blood cells such as red cells, white cells, and platelets. This effect can cause anemia, decrease the body's ability to fight an infection, or cause easy bruising/bleeding. Tell the doctor immediately if your child develops any of the following rare (possibly fatal) symptoms: unusual tiredness, pale skin, signs of infection (such as fever, chills, persistent sore throat), easy bleeding/bruising.This medication may rarely cause a severe intestinal condition (Clostridium difficile-associated diarrhea) due to a type of resistant bacteria. This condition may occur during treatment or weeks to months after treatment has stopped. Tell the doctor right away if your child develops: persistent diarrhea, abdominal or stomach pain/cramping, blood/mucus in stool.Do not use anti-diarrhea products or narcotic pain medications if your child has any of these symptoms because these products may make them worse.Use of this medication for prolonged or repeated periods may result in oral thrush or a new yeast infection. Contact the doctor if you notice white patches in your child's mouth, a change in vaginal discharge, or other new symptoms.This medication may rarely cause very serious (possibly fatal) side effects. Get medical help right away if your child has any very serious side effects, including: severe dizziness, fainting, fast/irregular heartbeat, signs of lung injury (such as persistent cough), seizures, blue lips/skin, signs of liver disease (such as persistent nausea/vomiting, yellowing eyes or skin, dark urine, severe stomach/abdominal pain).A very serious (possibly fatal) allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your child's doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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