Question

order: piperacillin 3g IV q8 h. available: piperacillin 1g/2.5mL. give how many mL?

Parenteral Dosages Practice Quiz 1. Order: Piperacillin 3 g IV q8 h Available: piperacillin 1 g/2.5 mL mL Give: 2. Order: amphotericin B 350 mg IV daily Available: amphotericin B 100 mg/20 mL mL Give: 3. Order: Cipro 300 mg q12 h IV Available: Cipro 400 mg/40 mL mL Give: 4. Order: Solu-Cortef 0.05 g IM q6 h Available: Solu-Cortef 250 mg/2 mL mL Give: 5. Order: amikacin sulfate 400 mg IV q8 h Available: amikacin sulfate 500 mg/2 mL mL Give: 6. Order: AquaMEPHYTON 0.01 g IM every morning Available: AquaMEPHYTON 10 mg/mL mL Give: 7. Order: digoxin 100 mcg IM daily Available: digoxin 0.5 mg/2 mL mL Give: 8. Order: Stadol 1.5 mg IV q4 h Available: Stadol 2 mg/mL mL Give: 9. Order: aminophylline 75 mg IV q6 h

Answer 1

1.Given

Piperacillin 1g=2.5ml

Then 3gm =??

Cross multiply and divide

=7.5 (2.5×3÷1)

Ans:7.5 1ml to be administered

2.Given

Amphotericin B100mg=20ml

So 350mg =??

Cross multiply and divide

=70 (350×20÷100)

Ans:70 1ml

3.Given

Cipro 400mg=40ml

So 300mg=??

Cross multiply and divide

=30 (300×40÷400)

Ans:30ml

4.Given

Solu-Cortef 250mg =2ml

Order 0.05 gm (50mg) [0.05×1000]

So 50 mg=??

Cross multiply and divide

=0.4(50×2÷250)

Ans:0.4 ml