Some birth control shows higher clot risk
Posted: 28 October 2011 WASHINGTON: Some birth control products, including contraceptive pills , rings and patches for women, carry a significantly higher risk of blood clot than low-dose medications, US regulators said Thursday. The US Food and Drug Administration said in its review of studies that have included more than 800,000 women that the higher risks are posed by products such as the pill Yaz , the transdermal Ortho Evra patch, and the NuvaRing vaginal insert. All three methods are "associated with an increased risk of VTE (deep venous thrombosis) relative to the standard low-dose" pills, the FDA said. Featured in the study were pills that contain drospirenone, as opposed to another type of progestin known as levonorgestrel. Some brand names include Yaz, Yasmin, Beyaz, Ocella , Loryna, Gianvi, Safyral, Syeda and Zarah. Yaz is the second biggest selling product made by the German pharmaceutical giant Bayer, with 1.56 billion in global sales. NuvaRing is...