What Is Thrombotic Thrombocytopenic Purpura? Thrombotic thrombocytopenic purpura (TTP) is a rare blood disorder. In TTP, blood clots form in small blood vessels throughout the body. The clots can limit or block the flow of oxygen-rich blood to the body's organs, such as the brain, kidneys, and heart. As a result, serious health problems can develop.
If you are taking iron, the following foods should be avoided, or only taken in very small amounts, for at least 1 hour before or 2 hours after you take iron: 1  Cheese and yogurt. 2  Eggs. 3  Milk. Spinach.  Tea or 1  coffee. Whole-grain breads and cereals and  bran.
1 Take tetracycline 2 hours before or 3 hours after iron preparations and vitamin products that contain iron.  tell your doctor if you have or have ever had diabetes, allergies, asthma, hay fever, hives, or kidney or liver disease.