Bayer AG (; German: [ˈbaɪɐ] is a German international pharmaceutical and also life scientific researches firm and also one of the biggest pharmaceutical firms in the globe. Headquartered in Leverkusen, Bayer s areas of business include human as well as vet pharmaceuticals; customer healthcare products; agricultural chemicals, seeds as well as biotechnology products. The business is a part of the Euro Stoxx 50 securities market index. Werner Baumann has been chief executive officer considering that 2016. Established in Barmen in 1863 as a dyestuffs factory, Bayer s very first as well as best-known item was aspirin. In 1898 Bayer trademarked the name heroin for the medication diacetylmorphine as well as marketed it as a coughing suppressant and non-addictive alternative to morphine till 1910. Bayer also presented phenobarbital; prontosil, the first extensively made use of antibiotic as well as the topic of the 1939 Nobel Prize in Medicine; the antibiotic Cipro (ciprofloxacin); and also ...