So i know yournot a doctor but im so bad on math i weight 105 pds ive lost alot due to lupus but at first thoughthad scabies but now im trying to learn about morgollens bartonelly n bird mites just grasping at straws but i failed at horse paste so went n bought ivermecton rub on kind but only dine 1ml caz im so bad at math would or could you help me determine right dosage i see 1ml at 22 pds so i barelygave my dog some also ive kept up on cleaning plus enviroment i kept sprayed did u ever notice or hear anybody saying they expericed black specks surfacing to skin ty im new on here