Jantoven Warnings and Precautions

In order to ensure the safe use of Jantoven, warnings and precautions for the medication should be discussed with your healthcare provider before treatment begins. Ongoing monitoring (using blood tests) is essential in preventing serious problems such as blood clots, strokes, or internal bleeding. It is important to tell your healthcare provider about all other drugs you are taking, as many medications interact with Jantoven.

Jantoven Drug Information

What Should I Tell My Healthcare Provider Before Taking Jantoven?

You should talk with your healthcare provider prior to taking Jantoven^® (warfarin sodium) if you have:

Inflammation of the sac the surrounds the heart (called the pericardium)
A bacterial infection of the endocardium (the inner layer of the heart)
A condition (such as a mental illness) that limits the ability to follow instructions carefully
Had a negative reaction to heparin
Liver disease, such as liver failure, cirrhosis, or hepatitis
Kidney disease, such as kidney failure
A bleeding disorder
Intestinal or stomach ulcers or bleeding
Bleeding in the brain
An aneurysm
High blood pressure
A clotting disorder known as protein C deficiency
Polycythemia vera (a condition involving excess red blood cells)
Vasculitis (a blood vessel disorder)
Diabetes
An indwelling bladder catheter
Any allergies, including allergies to food, dyes, or preservatives.

Also, let your healthcare provider know if you:

Will be having surgery or spinal anesthesia or puncture (such as a spinal tap)
Are pregnant or thinking of becoming pregnant
Are breastfeeding.

Make sure to tell your healthcare provider about any other medications you are taking, including prescription and non-prescription medicines, vitamins, and herbal supplements.

(Jantoven Warnings and Precautions Continued: Page 2)