Former Pfizer Chief Scientist Now Believes There Are No Respiratory Viruses

Dr. Yeadon received his PhD at the University of Surrey in Guildford, UK. His thesis was in the respiratory system of rats. Yeadon worked at the Wellcome Research Laboratories, focusing on airway hyper-responsiveness and the effects of pollutants such as ozone and nitrogen oxide, as well as working on drug discovery of 5-LO and COX.

He served as the chief scientist and vice-president of Pfizer's allergy and respiratory research unit in Sandwich, Kent, where he oversaw the development of drugs for asthma and chronic obstructive pulmonary disease (COPD). During his work at Pfizer, Yeadon was responsible for the selection of targets and the progression of new molecules into human trials. His unit developed inhaled and oral NCEs that showed positive results in clinical trials for asthma, allergic rhinitis and COPD. When Pfizer closed its Kent research facility in 2011. Yeadon and with three colleagues founded the biotechnology company Ziarco which was sold to Novartis for $325 million in 2017.

He now believes there is no evidence that viruses are pathogenic.