Antibiotic

Antibiotic · In 1895, Wilhelm Conrad Roentgen experimented with cathode rays when he noticed that a nearby fluorescent screen started to glow even though it was not in the path of the rays. He realized that he had found a new type of radiation, which he called X-rays. X because they were unknown. · In the early 1920s, Frederick Banting and Charles Best conducted research on pancreases and diabetes in dogs. During their experiments, they accidentally discovered how they could induce diabetes, and by injecting an extract from pancreatic islets and reducing blood sugars. This led to the discovery of insulin. · Pfizer originally developed the drug Sildenafil to treat hypertension and angina. It didn’t work but men who were subjected to treatment during clinical trials found it helped them with another “problem.” It’s marketed under the name Via...