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The order is Rocephin (ceftriaxone) 1 g IM daily. The package insert says to add 4.2...

The order is Rocephin (ceftriaxone) 1 g IM daily. The package insert says to add 4.2 mL of diluent to the 2 g vial and that after reconstitution the strength will be 350 mg/mL. How many milliliters will you administer?

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Answer #1

2.9 mL or 2.9 milliliters.

Desired Volume / Dose on hand * V = Amount to give.

D = dose well-ordered or desired dose
H = dose on ampule label or dose in hand
V = method and quantity in which drug comes

The drug controls variety in difficulty from needful a modest conversion calculation to an extra multifaceted calculation for medications directed by mcg/kg/min. Irrespective of the medication to be administered, cautious and precise calculations are significant to aid stop medication mistakes.

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