Because it’s not effective. It’s that simple.
https://www.nih.gov/research-training/medical-research-initi...
https://www.tandfonline.com/doi/full/10.1080/10408398.2020.1...
https://bjsm.bmj.com/content/early/2021/07/21/bjsports-2021-...
Yes
People decided that doctors have their best interests in mind and they would do everything they can to save them.
Also the media in other countries were not running disingenuous stories calling them fish tank cleaners and horse dewormers. Looks like people have a huge distrust of American media/CDC and that's their own doing.
COVID-19 early treatment: real-time analysis of 912 studies https://c19early.com