A convicted murderer waited too long to sue the pharmaceutical companies that made the drugs he contends drove him to stab his boss to death, a federal appeals court held Thursday.The 7th U.S. Circuit Court of Appeals declined to revive the lawsuit Tom Tuduj filed against the manufacturers of prescription drugs he took for depression, insomnia and high blood pressure.Tuduj contends the manufacturers knew their drugs caused sleepwalking, violence and homicidal impulses, but failed to warn consumers about these dangers.He …