Rite Aid reports May SSS up 3.5% May front-end same store sales increased 0.5%. Pharmacy same store sales, which included an approximate 156 basis points negative impact from new generic introductions, increased 5%. Prescription count at comparable stores increased 3.2% over the prior-year period. Total drugstore sales for the five-week period increased 2.5% to $2.484B compared to $2.423B for the same period last year. Prescription sales accounted for 68% of drugstore sales, and third party prescription sales represented 97.4% of pharmacy sales.