Interest in ivermectin — an anti-parasitic medication — has surged amid this summer’s rapid rise in coronavirus infections fueled by the delta variant. Prominent conservative media figures and politicians have promoted the drug as an effective treatment for covid-19, despite a lack of scientific evidence proving it has benefits. As ivermectin prescriptions soar, some people are now taking the form of the drug intended for large animals, leading to spikes in calls to poison control centers around