Gilead warns against Hep C drugs from buyers clubs, says patients may be at risk

California-headquartered Gilead Sciences has warned against the use of generic versions of its blockbuster Hepatitis C drugs procured by patients directly through “buyers clubs.” A disruptive phenomenon, dozens of buyers clubs have mushroomed in recent years that enable supply of generic lifesaving medicines to thousands of patients afflicted with the fatal liver ailment. In its latest May 9 regulatory filings in Form 10K at the US Securities Exchange Com