FDA Reviewers Say J&J, Bayer Blood Thinner Should Be Rejected http://www.forbes.com/sites/matthewherper/2011/09/06/fda-reviewers-say-jj-bayer-blood-thinner-should-be-rejected/ Staff scientists at the Food and Drug Administration recommend that the agency reject Xarelto, a new blood thinner being developed by Bayer and Johnson & Johnson.