- 1). Remove the cap from your Autopen and unscrew the body of the pen away from the insulin-cartridge holder. The plunger must be fully retracted.
- 2). Load the insulin cartridge into the cartridge holder. The metal cap of the cartridge is the end that should be loaded first.
- 3). Screw the Autopen body back together with the cartridge holder.
- 4). Adjust the dial on your Autopen to reflect the correct dosage. Double-check to ensure that the device is set to the correct dosage.
- 5). Insert the needle into your skin the way that your doctor or nurse demonstrated.
- 6). Push the plunger down -- toward the needle tip -- on the side of your pen and hold it in place until the dosage indicator returns to the arrow, indicating it is empty.
- 7). Hold the needle in place for 10 seconds before removing it from your skin.
- 8). Attach the Autopen's protective white cap to the tip of the pen and unscrew the needle from the body of the pen.
- 9). Dispose of the needle you just used.
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