What happens to your body after taking Ivermectin is a common question among the US folks. Well the answer depends on the medicine processing and the patient's condition. Usually when someone takes an oral ivermectin tablet USP, the drug starts working in the body within a few minutes.Then begins absorbing into the bloodstream in 30 minutes and processed mainly by the liver organ. Later the drug was removed through the kidney's natural elimination processes. However, what h