NABP NAPLEX Exam - Topic 9 Question 58 Discussion

Actual exam question for NABP's NAPLEX exam

Question #: 58
Topic #: 9

If a patient takes 0.5mg of intravenous hydromorphone every 4hrs what would be the equivalent orals total daily dose? Hydromorphone oral to parenteral ratio 7.5:1.5.

A15mg

B20mg

C10mg

D5mg

E7.5mg

Show Suggested Answer

Suggested Answer: C

Non-dihydropyridine calcium channel blockers -- which are diltiazem and verapamil -- are statistically more likely to cause constipation. Of these two, verapamil has a higher probability of causing this side effect.

by Sabra at Jan 05, 2023, 11:07 AM

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Gianna

8 months ago

0.5mg IV every 4hrs equals 12mg IV daily.

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Shanice

8 months ago

Wait, are we sure about that conversion? Seems off.

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Lili

9 months ago

Definitely agree with 20mg, makes sense!

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Tamra

9 months ago

I think it should be 20mg total daily dose.

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Germaine

9 months ago

The oral to parenteral ratio is 7.5:1.5.

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Tina

9 months ago

I feel like the answer might be 15mg, but I can't quite remember how to get there from the IV dose.

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Lashandra

9 months ago

If I recall correctly, the ratio is 7.5:1.5, but I'm confused about how to calculate the total daily dose from that.

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Vivan

9 months ago

I think we practiced a similar question in class, and I believe you multiply the IV dose by the conversion factor.

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Mendy

9 months ago

I remember something about converting IV to oral doses, but I'm not sure how to apply the ratio here.

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Garry

9 months ago

This is a straightforward finance question. I'm pretty confident I know the definition of gross margin, so I'll go with option A.

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Meaghan

10 months ago

Hmm, I'm a bit unsure about the steps here. I know we need to use the normal distribution, but I'm not sure how to apply it with the given information.

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Lili

10 months ago

This question seems straightforward - it's asking for an example of the virtue of respect. I think option A is the best answer, as it shows the accountant politely declining a request to help a rival firm, which demonstrates respect for their current employer.

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Rodolfo

1 year ago

Wait, did they just slip in a trick question about drug conversions? This is like that time they asked about the square root of a banana. Clearly, the answer is D) 5mg, because hydromorphone is just a fancy name for chocolate-flavored aspirin, right?

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Leana

1 year ago

Hmm, this one's got me stumped. I'm going to go with A) 15mg just because it sounds like a nice, round number. Who knows, maybe the exam writers are feeling generous today!

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Brock

1 year ago

I'm pretty sure it's D) 5mg.

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Willis

1 year ago

I believe it's B) 20mg.

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Brande

1 year ago

I would go with E) 7.5mg.

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Janey

1 year ago

I think the answer is C) 10mg.

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Georgene

1 year ago

The answer has to be E) 7.5mg. I mean, come on, it's right there in the question! The oral to parenteral ratio is 7.5:1.5, so the equivalent oral dose would be 7.5mg. It's like they're just trying to trick us with all these other options.

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Alfred

1 year ago

No doubt about it, the correct answer is E) 7.5mg. The ratio makes it clear.

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Tarra

1 year ago

Yeah, it's definitely E) 7.5mg. The question practically gives it away.

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Devorah

1 year ago

I agree, the answer is E) 7.5mg. The ratio is clear.

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Toshia

1 year ago

This is a tricky one! I'm going to go with B) 20mg. If the oral to parenteral ratio is 7.5:1.5, then the oral dose is 5 times the parenteral dose. So, 0.5mg IV every 4 hours would be equivalent to 2.5mg orally every 4 hours, which adds up to 20mg per day.

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Celestina

1 year ago

I agree with B) 20mg. The oral dose is 5 times the parenteral dose, so 0.5mg IV every 4 hours would be equivalent to 2.5mg orally every 4 hours, totaling 20mg per day.

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Pamella

1 year ago

I believe the correct answer is B) 20mg. The oral dose is 5 times the parenteral dose, so 0.5mg IV every 4 hours would be equivalent to 2.5mg orally every 4 hours, totaling 20mg per day.

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Kaycee

1 year ago

I'm going with A) 15mg. If the oral dose is 5 times the parenteral dose, then 0.5mg IV every 4 hours would be equivalent to 2.5mg orally every 4 hours, totaling 15mg per day.

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Irene

1 year ago

I think the answer is C) 10mg. The oral dose is 5 times the parenteral dose, so 0.5mg IV every 4 hours would be equivalent to 2.5mg orally every 4 hours, totaling 10mg per day.

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Steffanie

1 year ago

I believe it's D) 5mg. If the oral dose is 5 times the parenteral dose, then 0.5mg IV every 4 hours would be 2.5mg orally every 4 hours, totaling 5mg per day.

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Lai

1 year ago

I'm going with A) 15mg. If the oral dose is 5 times the parenteral dose, then 0.5mg IV every 4 hours would be 2.5mg orally every 4 hours, totaling 15mg per day.

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Pearly

1 year ago

I think the answer is C) 10mg. If the oral dose is 5 times the parenteral dose, then 0.5mg IV every 4 hours would be 2.5mg orally every 4 hours, totaling 10mg per day.

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Peggie

1 year ago

I'm not sure, but I think the correct answer is A) 15mg based on the ratio provided.

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Jacob

1 year ago

I agree with Brandon, because the oral to parenteral ratio is 7.5:1.5.

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Stevie

1 year ago

I think the answer is C) 10mg. Based on the provided information, the oral to parenteral ratio is 7.5:1.5, so the equivalent oral dose would be 7.5 times the intravenous dose of 0.5mg, which is 3.75mg. Multiplying that by the daily dosing frequency of 6 (every 4 hours), the total daily oral dose would be 10mg.

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