Dr. Reddy's strikes back at AstraZeneca in purple pill courtroom battle

AstraZeneca ($AZN) has been duking it out with Dr. Reddy's Laboratories over generic Nexium, winning a round last week after a Delaware district judge put the kibosh on sales of Dr. Reddy's generics and said that Nexium's distinctive purple hue protected it from copycat competitors. But Dr. Reddy's isn't going down without a fight. The Hyderabad, India-based generics maker recently struck back in court, claiming AstraZeneca knew that Dr. Reddy's intended to use the color purple for its capsule but still went ahead with its lawsuit. Now Dr. Reddy's is seeking damages to recoup its losses, The Economic Times reports. Story

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