1 Clean the top of the insulin bottle with industrial methylated spirit.
2 Draw air into the syringe to the number of units of insulin required and inject this into the insulin bottle.
3 Draw the required dose of insulin into the syringe, and before withdrawing the needle from the insulin bottle, expel the air bubble if one has formed.
If clear and cloudy insulins are to be mixed:
1 Inject the correct number of units of air first into the cloudy insulin bottle.
2 Withdraw the needle from the cloudy bottle.
3 Inject the air into the clear bottle, and withdraw the insulin into the syringe.
4 Finally, insert the needle into the cloudy bottle and withdraw the insulin.
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