MEDICATION CALCULATION #63
Order: Protamine sulfate 40 mg, direct IV, STAT. IV infusion should not exceed 5 mg/min. Available: Protamine Sulfate Injection 50 mg (10 mg/mL) for very slow IV use.
a. How many milliliters (mL) should be administered?
b. How many minutes are required to administer directly IV Protamine?
Please show step by step calculations.
Ans) a) Available Protamine Sulfate inj 50mg
If 1 ml contains 10mg then total inj is 5ml.
Order : Protamine Sulfate 40mg
So 1ml= 10mg then for 40mg, 4ml should be administered.
b) IV Infusion rate should not exceed 5 mg/min so for 40 mg time required will be: 5mg = 1 min then 40mg= x
Let x be the time in mins required to administer directly IV protamine Sulfate ordered dose of 40 mg.
.`. x= 40/5 = 8 mins
MEDICATION CALCULATION #63 Order: Protamine sulfate 40 mg, direct IV, STAT. IV infusion should not exceed...
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