What side effects may I notice from receiving Duopa?

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
-blood in your stool or a dark tarry stool
-changes in emotions or moods
-chest pain
-constipation that does not go away
-falling asleep during normal activities like driving
-fast, irregular heartbeat
-hallucinations
-new or increased gambling urges, sexual urges, uncontrolled spending, binge or compulsive eating, or other urges
-severe nausea and vomiting
-signs and symptoms of infection like fever or chills; cough; sore throat; pain or trouble passing urine
-signs and symptoms of low blood pressure like dizziness; feeling faint or lightheaded, falls; unusually weak or tired
-stomach pain
-suicidal thoughts
-uncontrollable movements of the arms, face, head, mouth, neck, or upper body
-weakness or numbness or loss of sensation in the fingers or feet

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

-headache
-loss of appetite
-nausea
-swelling of legs and feet
-trouble sleeping

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