Ziverdo Kit is a combination of three medicines : Zinc acetate, Doxycycline, and Ivermectin. Zinc acetate is a zinc supplement that provides essential nutrients. Doxycycline is an antibiotic. It stops bacterial growth by preventing synthesis of essential proteins required by bacteria to carry out vital functions. Ivermectin is an antiparasitic medication. It works by binding to the muscle and nerve cells of worms, causing their paralysis and death. This treats your infection.