Felix Hoffmann to investigate the substance's efficacy and tolerability had been completed, it was found to be an analgesic, antipyretic and antiinflammatory substance. The company then worked to develop a cost-effective production process that would facilitate the promising active ingredient to be supplied as a pharmaceutical product. In 1899 it was marketed for the first time under the trade name "Aspirin", initially as a powder supplied in glass bottles. He also synthesized diamorphine (heroin), previously achieved by Charles Romley Alder Wright. Following the synthesis of aspirin, Hoffmann moved to the pharmaceutical marketing department where he stayed until his retirement in 1928. He
Bayer by 1983 the CDC had identified contaminated blood products as a source of infection. According to the "New York Times", this was "one of the worst drug-related medical disasters in history". Companies, including Bayer, developed new ways to treat donated blood with heat to decontaminate it, and these new products were introduced early in 1984. In 1997 Bayer and the other three makers of such blood products agreed to pay $660 million to settle cases on behalf of more than 6,000 hemophiliacs infected in United States. But in 2003 documents emerged showing that Cutter had continued to sell unheated blood