A customer makes a purchase using Apple Pay on her iPhone 6 at a Walgreens store in Times Square last Monday. The mobile payment service has now been blocked by CVS and Rite Aid. John Minchillo/AP Images for MasterCard hide caption

itoggle caption John Minchillo/AP Images for MasterCard

A CVS pharmacy in Orlando, Fla., is one of more than 7,600 stores where the company will stop selling tobacco products by October. John Raoux/AP hide caption

itoggle caption John Raoux/AP

If you're interested in buying Viagra, Pfizer, the drug's maker, will now sell it to you from its official website. William Vazquez/AP hide caption

itoggle caption William Vazquez/AP