Get emergency medical help if you have signs of an allergic reaction to Onglyza: hives, a purple or red skin rash that spreads and causes blistering and peeling; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop taking Onglyza and call your doctor right away if you have symptoms of pancreatitis: severe pain in your upper stomach spreading to your back, nausea and vomiting, loss of appetite, or fast heartbeats.
Call your doctor at once if you have:
severe or ongoing pain in your joints;
pain or burning when you urinate; or
heart problems - shortness of breath (even while lying down), feeling weak or tired, rapid weight gain, swelling (especially in your feet, legs, or midsection.
Common Onglyza side effects may include:
painful urination;
headache;
runny or stuffy nose, sore throat, cough; or
swelling in your hands or feet.
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.
 Onglyza side effects (more detail)
