The FDA has sent a warning to Fresenius Medical Case Holdings Inc. that th company has not taken sufficients steps to address a faulty product, the Liberty Casetts a disposable part for dialysis machines. Over 118 complains said that the devices leaked causing adverse patient reactions and cases of peritonitis. No recall has been issued. There is also a second complain concerning the company’s Naturalyte Acid Concentrate products another component for dialysis care. There has been confusion over dosages causing adverse patient reactions.