Get emergency medical help if you have signs of an allergic reaction to Nuedexta: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using this medicine and call your doctor at once if you have:
fast or pounding heartbeats, fluttering in your chest, shortness of breath, and sudden dizziness (like you might pass out);
easy bruising or bleeding (nosebleeds, bleeding gums);
pain or burning when you urinate;
liver problems - fever, right-sided upper stomach pain, vomiting, loss of appetite, yellowing of your skin or eyes, and not feeling well; or
lupus-like symptoms - muscle or joint pain, flu symptoms, chest pain, and a rash or patchy skin color that worsens in sunlight.
Seek medical attention right away if you have symptoms of serotonin syndrome, such as: agitation, hallucinations, fever, sweating, shivering, fast heart rate, muscle stiffness, twitching, loss of coordination, nausea, vomiting, or diarrhea.
Common Nuedexta side effects may include:
dizziness, weakness;
diarrhea, gas, vomiting;
swelling in your hands or feet;
flu symptoms, cough; or
abnormal liver function tests.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Nuedexta side effects (more detail)
