Again with the lice! Can I use Ivomec Plus externally?

[looptloop]

I'll go get the poultry dust as well as some Seven dust for the coop.... but can I use the Ivomec Plus injectable ON her, not inject her? Or is it only the pour one?

I've been checking her daily and have not seen any, then today, I saw them....

 

[bigdawg]

dust her and the coop floor. use plenty on the floor. but get them out while the dust is air born. and where a mask to