The risk increases:With women who smokeBeing age 35 or older Having conditions associated with a heart attack (such as, high cholesterol, high blood pressure, diabetes and conditions that increase the risk of blood clotting) The most serious complication of combination birth control pill use has to do with having a blood clot in the heart, lungs, brain, or legs. http://www.viagrabelgiquefr.com/viagra-en-vente-libre-en-belgique