Order: Phenytoin (Dilantin) 15 mg/kg loading dose IV push stat. Phenytoin is supplied 50 mg/mL and is to be administe...

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Order: Phenytoin (Dilantin) 15 mg/kg loading dose IV push stat. Phenytoin is supplied 50 mg/mL and is to be administe...

Order: Phenytoin (Dilantin) 15 mg/kg loading dose IV push stat. Phenytoin is supplied 50 mg/mL and is to be administered at 25 mg/min. How many mL would you administer over how many minutes if the client weighs 65 kg?

A) 30 mL to be given over 30 minutes

B) 19.5 mL over 20 minutes

C) 30 mL to be given over 1 hour

D) 19.5 mL over 39 minutes

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Answer 1

Answer #1

Dose = 15 mg/kg

For 65 kg, 15*65 = 975 mg has to be given.

Max rate is 25mg/min

So for giving 975 mg, 975/25 min is required = 39 minutes.

50 mg is present in 1 mL.

975 mg is present in 975/50 mL = 19.5 mL.

So option D is correct

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Answer 2

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