I've used this product and it works like a charm. I spread it where they were walking to my bougainvilleas plants and they horded a whole bottle in about 2h30!!! Never came back. highly recommend!

https://www.homedepot.com.mx/jardin/insecticidas/control-de-plaga-y-repelentes/hormiguicida-trompa-454-gr-817354