Walgreen Co. said Monday higher sales and cost-cutting boosted its fiscal fourth-quarter profit 12 percent amid a difficult economic environment.

Profit for the quarter ended Aug. 31 increased to $443 million, or 45 cents per share, from $396.5 million, or 40 cents per share a year earlier. Results include a $79 million vacation accrual adjustment. Revenue rose 9 percent to $14.6 billion from $13.42 billion last year.