UPDATE: Pfizer Posts Upbeat Q4 Profit

Pfizer (NYSE: PFE ) reported a drop in its fiscal fourth-quarter profit. Pfizer's quarterly profit declined to $2.57 billion, or $0.39 per share, from a year-ago profit of $6.32 billion, or $0.85 per share. Its adjusted profit climbed to $0.56 from $0.46 per share. Its revenue dropped 2% to