Get emergency medical help if you have signs of an allergic reaction to Invokana: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Seek medical attention right away if you have signs of a genital infection (penis or vagina): burning, itching, odor, discharge, pain, tenderness, redness or swelling of the genital or rectal area, fever, not feeling well. These symptoms may get worse quickly.
Call your doctor at once if you have:
a light-headed feeling, like you might pass out;
little or no urination;
pain or burning when you urinate;
new pain, tenderness, sores, ulcers, or infections in your legs or feet;
high potassium - nausea, irregular heartbeats, weakness, loss of movement;
ketoacidosis (too much acid in the blood) - nausea, vomiting, stomach pain, confusion, unusual drowsiness, or trouble breathing; or
dehydration symptoms - dizziness, weakness, feeling light-headed (like you might pass out).
You may be more likely to have a broken bone while using Invokana. Talk with your doctor about how to avoid the risk of fractures.
Side effects may be more likely to occur in older adults.
Common Invokana side effects may include:
genital infections; or
urinating more than usual.
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.
 Invokana side effects (more detail)
