Herbs are the only good way to obtain becoming wormfree and then the brain and pancreas will harbor some tuff ones.
The only way to have health benifits is to not feed worms. To just kill them creates more food for the eggs hatching out thousands every day.
Killing parasites is only a step, a beginning step to obtaining health. Once your parsasites are wounded or dead, then you start flushing and once your elimination channels are flowing in the right direction, then your ready to restore the body.
many books are written on these subjects and you need to read them and not take others advice and then make up your goals.