The new formula is called Similac 360 Total Care Made with Whole Milk.
Health officials have been alerting doctors to the potential inaccuracy in the test, which is used at thousands of testing sites across the U.S.
Abbott said it will begin shipping Thursday and intends to have 4 million tests in laboratories by April and 20 million by June.
Troopers have set up checkpoints on highways and interstates that connect to Louisiana to enforce the state's quarantine order.
Not all marathons are 26.2 miles. Whether it's pursuing your passion, giving your kids their best start, or taking control of diabetes, Abbott is there along the way, creating life-changing breakthroughs in health to help you be at your best for all of life's marathons. As this year's New York City Marathon nears, we celebrate all that people can achieve with good health.
Live life to the fullest- Abbott
