Grefac is a prescription medicine. It is typically used for the treatment of Deep Vein Thrombosis. The alternative uses of Grefac have also been explained below.

The optimal dosage of Grefac is largely dependent on the individual's body weight, medical history, gender and age. Besides the medical condition it is advised for, the route of administration also plays an important role in determining the correct drug dosage. For detailed information on this, read through the dosage section.

Grefac also has some side effects, the most common being Dizziness, Headache. Apart from the aforementioned side effects, Grefac can also lead to other problems, which have been listed below. Usually, these side effects of Grefac go away soon, and do not persist beyond the duration of the treatment. However, if these continue for a longer time, consult your doctor right away.

Furthermore, you should know that effect of Grefac is Moderate for pregnant women and Mild for women who are breastfeeding. It is important to know if Grefac has any effect on the kidney, liver and heart. Information on such adverse effects, if any, has been given in the Grefac related warnings section.

Grefac is not recommended if you suffer from certain medical conditions as it can have adverse effects. Peptic Ulcer, Liver Disease, Hemophilia are examples of such conditions. Other conditions have been mentioned below in the Grefac contraindications section.

Besides this, Grefac may also have severe interaction with some medicines. See below for a complete list.

Along with the above-mentioned precautions, remember that taking Grefac is considered safe while driving, and is addictive.