True story: taking low doses of ivermectin for a few weeks will end the reproductive cycle of bedbugs, since the eggs produced are sterile/never hatch. It won't stop the feeding in the meantime , however.
> There were significant reductions in C. lectularius population size and fecundity in insects that fed on blood obtained from human study subjects up to 96 hours after they have consumed a single oral dose of ivermectin.