Natco Pharma, along with Celgene Corp and other entities, is facing a lawsuit in the United States concerning a generic cancer drug. The lawsuit underscores the complexities and legal disputes surrounding the pharmaceutical industry, particularly in relation to generic versions of critical medications. Further details about the lawsuit and its implications were not provided in the article. Legal actions in the pharmaceutical sector often have significant consequences for both the industry and patients, and this case will likely be closely monitored for its potential impact on drug pricing, patent disputes, and accessibility to cancer treatments.