Bayer sues Teva, Barr regarding the oral contraceptive Gianvi Today, Bayer Health care Pharmaceuticals Inc. And Bayer Schering Pharma AG sued Teva Pharmaceuticals USA, Inc., Barr Pharmaceuticals LLC, and Barr Laboratories, Inc.S. Patent No. 5,798,338, which covers presents to sell a medication with an ethinyl estradiol that’s stabilized by betadex as a clathrate. SOURCE Bayer Health care Pharmaceuticals Inc.There are a great number of known reasons for why people become underweight and there are as much treatment classes as there are causes. Underweight problem outcomes from a number of factors such as psychological and physiological circumstances. Physiological origins and known reasons for underweight include illness and additional problems. Those people who are lean may possess a higher metabolic rate. Oftentimes, bouts with the flu or could be some other infections can also bring about the unprompted weight reduction. Some medication may suppress the appetite and it could actually cause the weight reduction also. Another great element for the reason for underweight is anorexia.