Bayer nausea and gastric pain. He also said he had invented the name "aspirin" and was the first person to use the new formulation to test its safety and efficacy. Bayer contends that aspirin was discovered by Felix Hoffmann to help his father, who had arthritis. Various sources support the conflicting claims. Most mainstream historians attribute the invention of aspirin to Hoffmann and/or Eichengrün. Heroin (diacetylmorphine), now illegal as an addictive drug, was introduced as a non-addictive substitute for morphine, and trademarked and marketed by Bayer from 1898 to 1910 as a cough suppressant and over-the-counter treatment for other common ailments,
Analgesic nephropathy these medications, specifically combinations that include phenacetin. For this reason, it is also called analgesic abuse nephropathy. Murray prefers the less judgmental analgesic-associated nephropathy. Both terms are abbreviated to the acronym AAN, by which the condition is also commonly known. Analgesic nephropathy Analgesic nephropathy is injury to the kidneys caused by analgesic medications such as aspirin, phenacetin, and paracetamol. The term usually refers to damage induced by excessive use of combinations of these medications, especially combinations that include phenacetin. It may also be used to describe kidney injury from any single analgesic medication. The specific kidney injuries induced by analgesics