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An order is received to start Milrinone at 0.75mcg/kg/min, Milrinone comes as 20mg/100ml D5W. What is the infusion rate in mL/hr? Patient weighs 115kg.
Suggested Answer: C
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Patient dose: 0.75mcg 115kg = 86.25mcg/min (100mL/20mg) (86.25mcg/1hr) (60min/1hr) (1mg/1000mcg) = 25.875mL/hr Rate of infusion of Milrinone
26 comments · newest first
WE
Wenona
1 month ago
I’m not sure. I might go with C. It feels more reasonable for the dose.
AR
Arlie
1 month ago
I’m leaning towards option A. It seems right based on the weight.
JA
Janine
2 months ago
I feel like it's a straightforward calculation. Just need to convert units.
WI
Wilda
2 months ago
This question is tricky! I think I need to calculate carefully.
DA
Dalene
2 months ago
I’m confused! How do we even start this calculation?
JO
Johnathon
2 months ago
I’m leaning towards C) 25.9 mls/hr. The math seems off for A.
GR
Gretchen
2 months ago
I feel like it's A) 86 mls/hr. The weight really matters here.
MO
Monte
2 months ago
This question is tricky! I think I need to calculate carefully.
CH
Cherri
3 months ago
I’m confused. I thought it would be B) 13 mls/hr. Can someone explain?
DO
Dona
3 months ago
I’m leaning towards C) 25.9 mls/hr. The conversion seems off for A.
FE
Felix
3 months ago
I feel like it's A) 86 mls/hr. The weight really matters here.
AM
Amira
3 months ago
This question is tricky! I think I need to calculate carefully.
AN
Anjelica
3 months ago
Milrinone is 20mg in 100ml D5W, just remember that!
VO
Vonda
4 months ago
Wait, are we sure about the calculations?
HE
Helga
5 months ago
I think it’s around 43 mls/hr, right?
SH
Shay
5 months ago
That’s definitely not 86 mls/hr.
DE
Dewitt
5 months ago
The dose is 0.75 mcg/kg/min for a 115 kg patient.
LE
Leanora
6 months ago
Just did the math, it's definitely 43 mls/hr!
FE
Felicitas
6 months ago
86 mls/hr? That seems way too high.
ST
Stephaine
6 months ago
Wait, how did you get that? I thought it was lower.
LO
Lonny
6 months ago
I think it's around 43 mls/hr, sounds about right.
RO
Rodrigo
6 months ago
The dose is 0.75 mcg/kg/min for 115 kg, right?
JA
Janella
6 months ago
I feel like I should be able to do this, but I can't recall the exact steps to get from mcg to mL. I hope I remember the formula correctly!
CH
Charisse
7 months ago
If the patient weighs 115kg, I think I need to multiply that by the dosage rate first, but I'm a bit confused about how to handle the units.
TE
Tegan
7 months ago
I think I saw a similar question where we had to calculate the rate based on weight. I need to remember the conversion factors.
MI
Micheline
7 months ago
I remember we practiced calculating infusion rates, but I'm not entirely sure how to convert mcg/kg/min to mL/hr.