STORY FROM: Drugs & Medical Devices

FDA Issues Warning Letters to Breast Implant Manufacturers Allergan, Ideal Implant

WASHINGTON, D.C. — The Food and Drug Administration has issued a warning letter to Allergan Inc., accusing it of failing to conduct post-approval studies for its silicone gel-filled implants as required by premarket approval orders.

In a May 14 letter, the agency noted several serious deficiencies in Allergan’s post-approval study to evaluate its Natrelle silicone gel-filled breast implants (“Round Responsive implants”) and Natrelle 410 Highly Cohesive Anatomically Shaped silicone-filled breast implants (“Style 410 implants”).

“The post-approval study group of subjects with Round Responsive implants has shown poor recruitment and follow-up rates,” the FDA contends. “Allergan’s failure to ...



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