Anyone tried Toad Mist?

My wife is wanting to use a natural type of fly spray (in conjunction with fly predators). We tried a marigold based product, but it turned out that my wife is allergic to it. So now we are looking at trying Toad Mist.

Has anyone tried this stuff yet? If so, what are your impressions of it?

I've tried it but it did not work well for our bugs, we had more success with the repellent from the natural vet:
Product Detail

We have amazing success with feeding natural vet bug check Product Detail
So much so that our neighbors are all now using it!