Window is unable to format my pendrive

Hello,
this is Prasad,
before 2 days my pendrive showing data but i unable to share my data from pendrive to pc & vice versa.
it was giving error Disk write protected, now showing error "windows unable to format the drive"

Now my pendrive is out of warranty.


So, now what should i do?

plz send me solution on my mail-id earliest.
Mob no. 9221793938