Get emergency medical help if you have signs of an allergic reaction to Mayzent: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
slow or irregular heartbeats;
vision problems, blurred vision, eye pain, or having a blind spot or shadows in the center of your vision (vision problems may occur 1 to 4 months after you start taking Mayzent);
headache, confusion, change in mental status;
a seizure;
sores in your mouth and throat, cold sores, sores on your genital or anal area;
skin changes, unusual moles that change in color or size;
shortness of breath;
liver problems - nausea, vomiting, upper stomach pain, tiredness, loss of appetite, dark urine, jaundice (yellowing of the skin or eyes).
symptoms of meningitis - fever, chills, body aches, tiredness, nausea and vomiting, neck stiffness, increased sensitivity to light.
Common Mayzent side effects may include:
headache;
increased blood pressure; 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.
 Mayzent side effects (more detail)
