The sota "pulser" or "blood electrifier" and the sota "magnetic pulser" may be useful to get rid of a viral infection or bacterial infection.
But i have not managed to kill any parasitic worms like roundworms or filarial worms with these devices.
Before you buy these weak devices (and high priced...), please read some articles and watch some videos about the original blood electrifier and the original magnetic pulser made by Bob Beck. His devices were more powerfull and low priced.
But still i don't think (and i have not experimented) that these devices can kill tough parasitic worms considering the positionning of electrodes, and the current, it uses...