Mirena MDL Shows How A Lack Of Experts Can Doom A Case

By Emily Field (August 1, 2016, 10:25 PM EDT) -- The exclusion of four plaintiffs' experts from a sprawling multidistrict litigation against Bayer over claims that its intrauterine device Mirena harmed women set the stage for the dismissal of more than 1,200 suits, attorneys say, underscoring the importance of having reliable expert testimony when dealing with complex medical issues.

U.S. District Judge Cathy Seibel had dismissed four experts on causation in March. But the women suing Bayer AG continued to press forward without expert testimony — a somewhat uncommon move in an MDL, attorneys say.

"It's kind of unusual to have a situation where a plaintiff is trying to proceed in...

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