Starfield companions would've frown upon this solution.
More seriously though: 10 years is a long time, this is super interesting but one would wonder if in such time other limiting dengue factors might've arose.
I'm pretty sure this would be their preferred solution. They all get angry at you (and chastise you for not "trusting the science" because in the 23rd century, ecology is not considered science anymore?) for wanting to reintroduce the predator instead of spreading a microbe.