It never ceases to amaze me that some people refuse to believe that corporations intentionally suppress safety information about their products due to marketing concerns.  Unfortunately, it keeps happening again, and again, and again.  This time, with Pradaxa:

Publishing the research results, she warned, could make it “extremely difficult” for the company to defend its long-held position to regulators that Pradaxa did not require testing.

And, Dr. Heinrich-Nols added in the email, the research, if known, would “undermine” the company’s efforts to compete with other new anticoagulants, such as Xarelto and Eliquis.

“I would like to ask you to check again whether this is really wanted,” she wrote about publishing the research.

Source: Study of Drug for Blood Clots Caused a Stir, Records Show –

I’ve said it before – pharmaceutical companies could completely eliminate product liability lawsuits if they disclosed every bit of safety information they had about their drugs.  But doing so would hurt sales.  So instead, thousands of people every year die so that drugmakers can falsely claim that their product is superior.