Hoof problems are no fun and trying to keep medication on the bottom of your horse's hoof can be next to impossible. The following video from Horse Side Vet Guide explains how to build a duct tape bandage to solve this problem.
Reference:
https://www.facebook.com/HorseSideVetGuide/videos/vb.499731376724439/1098778236819747/?type=2&theater, Retrieved 10/15/2017