Merck & Co (NYSE:MRK) reported quarterly losses of $(1.28) per share which beat the analyst consensus estimate of $(1.51) by 15.23 percent. This is a 157.66 percent decrease over earnings of $2.22 per share from the same period last year. The company reported quarterly sales of $16.286 billion which beat the analyst consensus estimate of $15.823 billion by 2.92 percent. This is a 4.87 percent increase over sales of $15.529 billion the same period last year.