Bayer HeathCare Pharmaceuticals, Inc: For more than 100 years, Bayer has been dedicated to developing, manufacturing and marketing pharmaceuticals.
That said, they are also the manufacturer of YAZ, Yasmin, and the generic Ocella.
Yasmin, approved by the FDA in 2001 and Yaz, approved in 2006 are "fourth generation" oral contraceptives, with ethinyl estradiol (EE) as the estrogen component and a new progestin: drospirenone.
Since FDA approval,YAZ and Yasmin have been linked to severe blood clot related conditions such as pulmonary embolism (PE), deep vein thrombosis (DVT), strokes, and heart attacks some of which have resulted in death.
The pills carry a BOLD warning regarding the possibility of hyperkalemia and increased serum potassium however, they do not bold the other, more serious, cardiovascular side effects.