What should I tell my care team before I take this medication?
They need to know if you have any of these conditions:
- Immune system problems
- Kidney disease
- Other liver disease
- An unusual or allergic reaction to entecavir, other medications, foods, dyes, or preservatives
- Pregnant or trying to get pregnant
- Breast-feeding
What may interact with this medication?
- Capreomycin
- Colistimethate, colistin, polymyxin E
- Dofetilide
- Procainamide
- Quinidine
- Quinine
- Vancomycin
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
What should I watch for while using this medication?
Visit your care team for regular checks on your progress. Tell your care team if your symptoms do not start to get better or if they get worse.
You may need blood work while taking this medication.
If you have hepatitis B, talk to your care team if you plan to stop this medication. The symptoms of hepatitis B may get worse if you stop this medication.
Hepatitis B is spread to others through sexual or blood contact. Talk to your care team about how to stop the spread of hepatitis B.
Tell your care team if you have HIV. You need to be on medications to treat your HIV infection while you are taking this medication.
What are the most serious risks of this medication?
If you get or have HIV that isn't being treated, this medicine may increase the chances your HIV infection cannot be treated with some HIV medicines. You should have an HIV test before starting this medicine and if you think you might have been exposed to HIV after starting it.
Do not stop taking this medication without first talking to your care team. The symptoms of hepatitis B may worsen when you stop taking this medication. Your care team will check your liver and general health after treatment is stopped. You may need to take other medications if your hepatitis flares or returns.
This medicine can cause a serious life-threatening condition called lactic acidosis. It can also cause serious liver damage.