http://www.medications.com/effect/view/34240 I've never taken birth control. But my sister was on yaz and she died 1 month ago. She died of a huge blood clot in her lung. (pulmonary embolism) SO if you're on yaz please reconsider something else. I know they say that the most serious side effects are t Tue, 09 Sep 2008 01:47:18 -0400 http://www.medications.com/effect/view/34240?item=12171 Hi there coocoo4him I am so sorry to hear about the loss of your sister to that horrible pill. :( It is so tragic and unfair. My heart goes out to you and your family. I was just wondering how long your sister was on Yaz for and if she had stopped tak http://www.medications.com/effect/view/34240?item=12171