Bayer Healthcare LLC v. Johnson & Johnson et al

  1. April 17, 2026

    Bayer Loses Bid To Block J&J's Cancer Drug Survival Claims

    A Manhattan federal judge Friday refused to block Johnson & Johnson from advertising its prostate cancer drug as having a lower risk of death compared with Bayer's medication, saying Bayer has not shown it is likely to succeed on its claims that its rival's advertising campaign is false or misleading.

  2. February 23, 2026

    Bayer Sues J&J Over Alleged False Cancer Drug Claims

    Johnson & Johnson is leaning on a flawed study to advertise its prostate cancer drug as having lower risk of death compared with Bayer's medication, alleged a New York federal lawsuit filed Monday by Bayer, which seeks to immediately halt J&J's advertising campaign and recover damages.