Johnson & Johnson, Amazon Fight Over Resellers

Johnson & Johnson  and Inc.  are clashing over complaints that Amazon isn't doing enough to prevent people from selling damaged or expired J&J products -- Tylenol painkillers and Rogaine baldness treatments, among others -- on its website. The behind-the-scenes dispute is a prime example of a widening fear among consumer-products companies: On the Internet, it is easier to lose control over a brand image.