The GAVI Alliance is adding the inactivated poliovirus vaccine (IPV) to the list of products it makes available for routine immunization in the world's 73 poorest countries. GAVI is encouraging countries to co-finance IPV but not making it mandatory. Lowering the barrier to adding IPV to routine immunization schedules is intended to help countries meet the World Health Organization's (WHO) vaccination goals. Sanofi ($SNY) welcomed the decision. Release | More