Pharmaceutical companies will make false claims just to sell their drugs.

Let's take a look at some examples.

https://www.cbsnews.com/news/covid-vaccine-last-years-moderna-ceo/

Moderna CEO proclaimed that his covid vaccine may last for years without any concrete proof.  However, scientific research showed otherwise and Moderna had only a small research size.

https://www.forbes.com/sites/williamhaseltine/2020/12/22/the-moderna-vaccines-antibodies-may-not-last-as-long-as-we-hoped/?sh=680bcbd45674

The Imperil college research also showed that covid antibodies only lasted a few months and we had stated this on numerous postings too.

https://www.healthline.com/health-news/new-evidence-that-coronavirus-antibodies-only-last-a-few-months

http://sg-stock.blogspot.com/2020/12/modernas-vaccination-can-last-at-least.html

Gilead also made some false claims about its drug that WHO disputed after its scientific review.

https://www.reuters.com/article/health-coronavirus-remdesivir/who-study-says-remdesivir-did-not-reduce-mortality-in-covid-19-patients-ft-idINL4N2H63XG.