Storing Insulin and Prefilling Syringes
Insulin can become damaged and ineffective if it is not stored properly.
Always read the insulin package information that tells the best way to store your insulin.
You can keep open bottles with you if you keep them in a dark place. The bottles should not be exposed to temperatures below 36°F (2.2°C) or above 86°F (30°C). Never leave insulin in the sun or in your hot car, because sunlight and heat reduces the strength of the insulin.
Avoid shaking insulin bottles and cartridges too much to prevent loss of medicine strength and to prevent clumping, frosting, or particles settling out. Follow the storage information provided by the manufacturer.
The first time you use an insulin bottle, write the date on the bottle label. Always store an extra bottle of each type of your insulin in the refrigerator.
If you cannot prepare an insulin dose but can give the injection, you may need someone to prepare your insulin dose for you. A family member, friend, or health professional can prefill insulin syringes for you. If you prefill syringes:
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