Poly(lactide-glycolide) has been used for drug-delivery applications because of its beneficial physicochemical properties, long safety record, and reliable commercial supply.

The history of poly(lactide-glycolide) (PLG) for drug-delivery applications can be told through the number of products that has steadily emerged on the market since the first product was launched in 1986. More than 35 commercial drug products have relied on the beneficial physical and chemical properties of PLG, its long safety record, and the reliable commercial supply of this polymer. 

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