Get emergency medical help if you have signs of an allergic reaction to Ziac (hives, difficult breathing, swelling in your face or throat) or a severe skin reaction (fever, sore throat, burning eyes, skin pain, red or purple skin rash with blistering and peeling).
Call your doctor at once if you have:
chest pain;
fast, slow, or uneven heartbeats;
a light-headed feeling, like you might pass out;
blurred vision, tunnel vision, eye pain, or seeing halos around lights;
shortness of breath (even with mild exertion), swelling, rapid weight gain;
liver problems - nausea, upper stomach pain, itching, tired feeling, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes);
signs of an electrolyte imbalance - increased thirst or urination, constipation, muscle pain or weakness, leg cramps, numbness or tingling, feeling jittery, irregular heartbeats, fluttering in your chest, or a choking feeling;
low blood sugar - headache, hunger, sweating, irritability, dizziness, fast heart rate, and feeling anxious or shaky.
Common Ziac side effects may include:
dizziness;
feeling weak or tired;
diarrhea, nausea, indigestion;
headache; or
cough.
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.
 Ziac side effects (more detail)
