The preoperative order reads Demerol 60 mg IM on call. The narcotics drawer contains vials labeled meperidine (Demerol) 100 mg/2 mL.  How should this be set up in the ratio and proportion method?

a.  60 mg : 100 mg = 2 mL : X mL
b.  X mL : 2 mL = 100 mg : 60 mg
c.  100 mg : 2 mL = 60 mg : X mL
d.  2 mL : 60 mg = 100 mg : X mL


c.  100 mg : 2 mL = 60 mg : X mL

Health & Biomechanics

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