Call your doctor at once if you have a fever, chills, joint or muscle pain, tiredness, confusion, shortness of breath, fast or slow heartbeats, nausea, vomiting, dark or cloudy urine, or a seizure (convulsions).
Drink 6 to 8 full glasses of water each day to help prevent these side effects.
Tell your doctor about all your current medicines and any you start or stop using. Many drugs can interact, and some drugs should not be used together.
Before taking this medicine
Some drugs should not be used with Venclexta. Your treatment plan may change if you also use:
an antibiotic or antifungal medicine;
heart medication; or
antiviral medicine to treat hepatitis C or HIV.
Do not start or stop using any medicine without asking your doctor.
To make sure Venclexta is safe for you, tell your doctor if you have ever had:
liver or kidney disease;
an electrolyte imbalance (such as low levels of potassium or calcium in your blood);
gout, or high levels of uric acid in your blood; or
if you use a blood thinner (such as warfarin) and you have routine "INR" or prothrombin time tests.
May harm an unborn baby. You may need a pregnancy test to make sure you are not pregnant. Use birth control while using Venclexta and for at least 30 days after your last dose. Tell your doctor if you become pregnant.
It may be harder for a man to get a woman pregnant while you using this medicine.
You should not breastfeed while using this medicine and for at least 1 week after your last dose.
