Aspirin to other NSAIDs but also suppresses the normal functioning of platelets. One common adverse effect is an upset stomach. More significant side effects include stomach ulcers, stomach bleeding, and worsening asthma. Bleeding risk is greater among those who are older, drink alcohol, take other NSAIDs, or are on other blood thinners. Aspirin is not recommended in the last part of pregnancy. It is not generally recommended in children with infections because of the risk of Reye syndrome. High doses may result in ringing in the ears. A precursor to aspirin found in leaves from the willow tree has been used
History of aspirin U.S. (although it remained trademarked when sold to wholesalers and pharmacists). With demand growing rapidly in the wake of the Spanish flu, there were soon hundreds of "aspirin" brands on sale in the United States. Sterling Products, equipped with all of Bayer's U.S. intellectual property, tried to take advantage of its new brand as quickly as possible, before generic ASAs took over. However, without German expertise to run the Rensselaer plant to make aspirin and the other Bayer pharmaceuticals, they had only a finite aspirin supply and were facing competition from other companies. Sterling president William E. Weiss had ambitions