TOKYO/WASHINGTON, Feb 25: US-based Affymax Inc and Japan’s Takeda Pharmaceutical Co said they are voluntarily recalling all lots of anemia treatment Omontys (peginesatide) in the United States due to reports of serious hypersensitivity reactions, including some deaths. As yesterday, fatal reactions to the injection have been reported in about 0.02 percent of 25,000 patients after receiving their initial injection of the treatment, Affymax said in a statement. (agencies)