Insurance Coverage: Many major insurance plans no longer cover Farxiga as of 2015. Learn More
What should I watch for?
Visit your doctor or health care professional for regular checks on your progress.
This medicine can cause a serious condition in which there is too much acid in the blood. If you develop nausea, vomiting, stomach pain, unusual tiredness, or breathing problems, stop taking this medicine and call your doctor right away. If possible, use a ketone dipstick to check for ketones in your urine.
A test called the HbA1C (A1C) will be monitored. This is a simple blood test. It measures your blood sugar control over the last 2 to 3 months. You will receive this test every 3 to 6 months.
Learn how to check your blood sugar. Learn the symptoms of low and high blood sugar and how to manage them.
Always carry a quick-source of sugar with you in case you have symptoms of low blood sugar. Examples include hard sugar candy or glucose tablets. Make sure others know that you can choke if you eat or drink when you develop serious symptoms of low blood sugar, such as seizures or unconsciousness. They must get medical help at once.
Tell your doctor or health care professional if you have high blood sugar. You might need to change the dose of your medicine. If you are sick or exercising more than usual, you might need to change the dose of your medicine.
Wear a medical ID bracelet or chain, and carry a card that describes your disease and details of your medicine and dosage times.
Side Effects to watch for
Side effects that you should report to your doctor or health care professional as soon as possible:
- allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
- breathing problems
- feeling faint or lightheaded, falls
- muscle weakness
- nausea, vomiting, unusual stomach upset or pain
- signs and symptoms of low blood sugar such as feeling anxious, confusion, dizziness, increased hunger, unusually weak or tired, sweating, shakiness, cold, irritable, headache, blurred vision, fast heartbeat, loss of consciousness
- signs and symptoms of a urinary tract infection, such as fever, chills, a burning feeling when urinating, blood in the urine, back pain
- trouble passing urine or change in the amount of urine, including an urgent need to urinate more often, in larger amounts, or at night
- penile discharge, itching, or pain in men
- unusual tiredness
- vaginal discharge, itching, or odor in women
Side effects that usually do not require medical attention (Report these to your doctor or health care professional if they continue or are bothersome.):
What may interact with this drug?
Do not take this medicine with any of the following medications:
- gatifloxacinThis medicine may also interact with the following medications:
- certain medicines for blood pressure, heart disease
- quinolone antibiotics like ciprofloxacin, levofloxacin, ofloxacin
- some herbal dietary supplements
- steroid medicines like prednisone or cortisone
- sulfonylureas like glimepiride, glipizide, glyburide
- thyroid medicine