What side effects can this medication cause?

Amiodarone may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

• vomiting
• constipation
• headache
• decreased sex drive
• difficulty falling asleep or staying asleep
• flushing
• dry eyes
• changes in ability to taste and smell
• changes in amount of saliva

Some side effects can be serious. If you experience any of the following symptoms, or those listed in the IMPORTANT WARNING section, call your doctor immediately:

• rash
• weight loss or gain
• restlessness
• intolerance to heat or cold
• thinning hair
• excessive sweating
• changes in menstrual cycle
• swelling in the front of the neck (goiter)
• decreased vision or changes in your ability to see such as blurred vision or seeing halos
• eyes are sensitive to light
• eye pain
• swelling of the hands, feet, ankles, or lower legs
• shaking hands that you can not control
• movements that you can not control
• poor coordination or trouble walking
• numbness or tingling in the hands, legs, and feet
• muscle weakness

Laboratory animals who were given amiodarone developed thyroid tumors. It is not known if amiodarone increases the risk of developing thyroid tumors in humans.

Talk to your doctor about the risk of taking amiodarone.

Amiodarone may cause other side effects. Call your doctor if you have any unusual problems while taking this medication.

If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program online at http://www.fda.gov/MedWatch/report.htm or by phone 1-800-332-1088.