It is very important that your doctor check your progress closely while you are receiving this medicine to make sure it is working properly. Blood tests may be needed to check for unwanted effects.
If you notice early signs of a hypersensitivity reaction such as hives, skin rash, tightness of the chest or wheezing, lightheadedness or dizziness, notify your physician immediately.
This medicine may increase your chance of having blood clotting problems. Tell your doctor right away if you have sudden or severe headache, problems with vision or speech, chest pain, shortness of breath, or numbness or weakness while you are receiving this medicine.