They had a tool to combat this called Warfarin but public opinion made them choose to not use it. Hunting isn't the cure because as a population thins in an area there is more food for the rest and reproduction rates increase. Kansas and Nebraska have programs that are somewhat effective as they do not allow hunting of the hogs. Government contractors/hunters go in and trap/kill them. Since there isn't an incentive to have them around, hog hunters have no incentive to bring in more. Trapping is far more effective than hunting. In Texas, the hog lifestyle is so much a part of their culture now they will never allow getting rid of all of them. There is a good series on YouTube about this: https://www.youtube.com/watch?v=vTIxox-46Aw
Can the pigs with atrial fibrillation or blood clotting issues like DVT still use it?