Unopened, never-used pens can be stored in the refrigerator. But once you have attached a needle or placed a cartridge in a reusable pen, it should be stored at room temperature to prevent condensation in the insulin container.
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Unopened, never-used pens can be stored in the refrigerator. But once you have attached a needle or placed a cartridge in a reusable pen, it should be stored at room temperature to prevent condensation in the insulin container.
