BREASTFEEDING THE WHOLE NIGHT!!!

SO I HAVE A PROBLEM MY BABY KEEPS ON DRINKING MY MILK THE WHOLE NIGHT SHE SOMETIMES STOP AFTER MIN SHE CRYS AGAIN I TRIED GIVING HER HER PACIFIRE BUT IT DIDNT WORK ROCK HER TILL SHE SLEEP DIDNT WORK TO SHE JUST SLEEPS WHEN I NURSE HER IS THAT NORMAL WHEN I GIVE HER THE FORMULA SHE THROWSUP ALOT IS THAT NORMAL???