Traditionally Bonide Chickweed and Clover Killer would be the “go to” product for ground Ivy in the lawn.
https://www.bonide.com/products/weed-control/view/061/chickweed-clover-and-oxalis-killer-conc
There is a new, organic weed killer called “Weed Beater Fe” that is showing good results not only against easy-to-kill lawn weeds like dandelions but also against tougher to controlweeds like clover and ground ivy aka Creeping Charlie.
https://www.bonide.com/products/weed-control/view/321/weed-beater-fe-rtu
Whichever one you choose, be sure to read and follow the direction on the package.