you could land in the hospital with heart failure. for people like you, farxiga does more than lower a1c. farxiga also helps prevent hospitalization for heart failure. do not take if allergic to farxiga. symptoms of a serious allergic reaction include rash, swelling, difficulty breathing or swallowing. stop taking and seek medical help right away. tell your doctor right away if you have red color in urine, or pain while you urinate, or a genital area infection, since a rare but serious genital infection may be lifethreatening. do not take farxiga if you have severe kidney problems or are on dialysis. other serious side effects include dehydration, genital yeast and bacterial infections in women and men, urinary tract infections, low blood sugar, and sudden kidney problems. stop taking farxiga and call your doctor right away if you have symptoms of ketoacidosis, which is serious and may lead to death. answer the alert. ask your doctor if farxiga could do more for you. if you can't afford your medication, astrazeneca may be able to help.