ANSWER:

It is not permissible to wear that taweez at all. He must not go to such people as they’re sorcerers and believing in them would take a person out of the fold of Islam. 

Do ruqya yourself on water, preferably zamzam and drink lots from it throughout the day and night.

Kindly refer to the following link(s):

https://www.assimalhakeem.net/what-is-ruqyah-and-how-one-should-do-it/

i am realy in great trouble and need help.as i am married from 6 years and have no baby and many other isues relating my husbands job and inlaws. My husband meet some mufti and he told him that some one has done black magic on us. And that mufti has given us t