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Do drug companies devise ploys to thwart patented drugs from going generic after the 20 year patent expires?
Irving777
Yes, its called evergreening, they change or patent parts iof the manufacturing process or procedure. Sometime even changing the molecule slightly wll extend the patent. Yes, the most common practices include: - changing the salt or physical form, as micro/macrocrystals - changing the dissolution rate, as sustained-release formulations - changing the strengths to allow for more dosing combinations - making the original drug into a combo product, usually with another of their meds - changing the racemic form to a mirror-image isomer - applying to the FDA for new indications for the drug - selling exclusive rights to a generic manufacturer - selling a generic version of their own brand name drug themselves
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∙ 15y ago
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The group had to devise a plan, and fast!
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We will devise a way to raise the money for the child's surgery.
