Taweez Destroy all evil spiritual attacks
Taweed Coded destroy all evil is very effective.
For protection against spiritual forces, and destroy all evils, even existing spells off self.
Taweez is a Talisman. Or to put it in another way, Taweez is a Charm.If scientists can perform genetic engineering and alter the behavioural pattern, so can the Quran as proven above from the Quran. If that is not enough then we can see the DNA code mentioned in Hadith.
There are numerous ways that a Taweez can be rendered useless.