Loreal Color Zap to rectify coloring error?

i had an immediate interest to color my hair brown to black,so i went to my nearest parlor and told them to color my hair to dark brown,but then an error occured as after the coloring process i realized that it was not the color of hair that i had wanted and it had come to a light red.i was so shocked that my lovely black hair had been transformed in to something so wierd. Then my friend gave me Loreal Color Zap to use can  Loreal Color Zap correct this mistake that was commited. can Loreal Color Zap be used to bring back my hair  to normal? how much of Loreal Color Zap do i need to apply in order to get my original hair color back?