Researchers say novel combined therapy shows promise in controlling breast cancer

[TexasTowelie]

8. Actually, I did find an article about an effective treatment that is being suppressed, although it

is already on the market.

You might want to read up on Enbrel, and how it might help Alzheimer's patients. The drug was originally developed by Wyeth and used for rheumatory arthritis. Pfizer acquired Wyeth, but let clinical studies for the treatment of Alzheimer's languish because Enbrel was reaching the end of its patent life and because Pfizer already had another arthritis medication with several more years of patent protection available.

https://www.washingtonpost.com/business/economy/pfizer-had-clues-its-blockbuster-drug-could-prevent-alzheimers-why-didnt-it-tell-the-world/2019/06/04/9092e08a-7a61-11e9-8bb7-0fc796cf2ec0_story.html

So Enbrel was not kept off the market; however, it was definitely being suppressed by the manufacturer for further clinical studies due primarily for financial considerations.