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Guys, I'd really love your help with this question, I do know the answer however I can't seem to do the calculation accurrately; Please show your method of calculation. Thank you so much.

The Physician has ordered a 4g loading dose of Magnesium sulfate IV to be given over a 30 minutes period. The IV solution has 40g of Mag Sulf in 1000ml.The nurse should infuse.......mls of Mag Sulf at a rate of .........ml/hr

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The Physician has ordered a 4g loading dose of Magnesium sulfate IV to be given over a 30 minutes period. The IV solution has 40g of Mag Sulf in 1000ml.The nurse should infuse.......mls of Mag Sulf at a rate of .........ml/hr

First you find the equivalent of 4g in ml

If 40g = 1000

then 4g =

4/40 *1000

the answer is 100ml.

That means you are supposed to give 100ml in 30 minutes.

For an hour, it will be 200ml/hr.

So the nurse will infuse 100ml of MgSo4 at a rate of 200ml/hr

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Specializes in Medical and general practice now LTC.

If you are struggling with maths I would suggest you check out the general student discussion forum where there are a couple of good maths threads one of which is a sticky and found near the top of the page

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