evidence: Thimerosal in Vaccines Questions and Answers - Questions about Vaccine Safety - Institute of Medicine (IOM) Findings - Questions about Thimerosal in Vaccine regarding Infants, Children, and Pregnant Women [...] The IOM urged that "full consideration be given to removing thimerosal from any biological product to which infants, children, and pregnant women are exposed" (IOM 2001). Routine administration of influenza vaccine is recommended in pregnant women, yet currently available U.S. licensed influenza vaccines contain thimerosal. Why are pregnant women receiving influenza vaccine containing thimerosal? [...] - IOM ( Institute of Medicine). Thimerosal-containing vaccines and neurodevelopmental disorders. Washington DC: National Academy Press; 2001.