I would think irritation should subside over time. DE is very fine powder and can get everywhere. I’d make sure they have plenty of fresh clean water so he can rinse his throat.
It’s expensive as all get out but Elector PSP is my go to for buggy control. If you can get it in Canada I would recommend it. You don’t need a lot to treat a large area so the bottle will last.
It’s expensive as all get out but Elector PSP is my go to for buggy control. If you can get it in Canada I would recommend it. You don’t need a lot to treat a large area so the bottle will last.