IFNs were discovered by Alick Isaacs, a British bacteriologist, and Jean Lindenmann, a Swiss microbiologist, in 1957. Research that was conducted during the 1970s disclosed that these compounds are not only effective in preventing viral infection, but they can also stop the development and growth of cancers in a few laboratory animals. Several people raised hopes that interferon might turn out to be a wonder drug that would be capable of curing a huge array of diseases. In this circumstance, its side effects too were considered, and they included fatigue and flu-like signs of fever. Again, it can result in lessening the blood cells’ production by the bone marrow.