Pull IPOL Polio Vaccine Until Better Trial Held: ICAN

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The Informed Consent Action Network (ICAN) is petitioning FDA to withdraw or suspend approval for the polio vaccine IPOL for infants, toddlers, and children “until a properly controlled and properly powered double-blind trial of sufficient duration is conducted to assess the safety of this product.” The petition says the clinical trials the agency relied on to license the vaccine did not include a control group and only assessed safety for up to three days after injection.

ICAN says the IPOL trials did not comply with the applicable federal statutory and regulatory requirements necessary to prove the product was safe prior to licensure.

The petition says the only standalone vaccine for polio used in the U.S. is Poliovirus Vaccine Inactivated (monkey kidney cell), trade named IPOL, licensed in 1965. IPOL is unlike the Salk inactivated polio vaccine or the Sabin oral polio vaccine, it says.

“Clinical trials that only review safety for up to three days after administration, even assuming a proper control group, cannot support the safety of this product,” the petition concludes. “As such, FDA could not have fulfilled its statutory duty to assure the safety of IPOL prior to licensing it for injection into infants, toddlers, and children.

ICAN also asks FDA to order an IPOL label change to note that “IPOL does not prevent intestinal infection and therefore does not prevent poliovirus transmission.”

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