This document provides dosage instructions for ivermectin solution to treat demodex and sarcoptes in dogs. It lists the amount in ml of a 1% ivermectin solution to administer once daily for 2-4 weeks or once weekly depending on the condition and the dog's weight ranging from 10 to 60 lbs. Caution is noted not to use ivermectin in collies and herding breeds.

1. Ivermectin doses ( 1 % solution )
Do not use in collies and herding breeds.
For Demodex: Give once daily by mouth for 2-4 weeks until
symptoms have resolved or you have 2 negative scrapes.
10 lbs 0.22 ml
20 lbs 0.45 ml
30 lbs 0.7 ml
40 lbs 0.9 ml
50 lbs 1.1 ml
60 lbs 1.35 ml
For Sarcoptes: Give once weekly. Administer one treatment past
the resolution of clinical signs.
10 lbs 0.14 ml
20 lbs 0.27 ml
30 lbs 0.42 ml
40 lbs 0.54 ml
50 lbs 0.66 ml
60 lbs 0.81 ml