Japan-based Takeda Pharmaceuticals has been hit with an onslaught of lawsuits over its diabetes drug Actos. Many patients who took the drug to treat their diabetes claim it caused bladder cancer. Takeda halted sales of Actos in June.
Both the Food & Drug Administration and the European Medicines Agency have issued warnings regarding the drug but have not pulled it from the market.
Read more about the concerns over Actos.