Question

Ampicillin 0.5G ordered 4 times a day. It is supplied in 250mg capsules. How many capsules will you give

Aspirin 975mg ordered 4 times a day. It is supplied in tablets of 325 mg. How many tablets will you give?

Phenobarbital 30 mg po q 12 hrs is ordered. It is supplied 20 mg/5ml. How much will you give? How much will the patient receive in 24 hrs?

  

1000ml of 0.9 NS to infuse in 10 hours what will be the rate of infusion?

1000ml of D5W to infuse in 10 hours. Tubing gtt factor is 10gtts/ml. what will be the rate of infusion?

Answer 1

Answers

Question 1.

DATA

Ordered dose = 0.5G ( 1G = 1000mg)

= 500gm

Avilable dose = 250 mg

SOLUTION: ordered dose divided by avilable dose =  

= 2 capsules

At a time 2 capsules should be given.

In a day 4 × 2 = 8 capsule should be given.

Question 2:

DATA:

Ordered dose = 975mg

Avilable dose = 325

SOLUTION: ordered dose divided by avilable dose = 975mg/325mg = 3 capsule

There for 3 Capsules must be given

Question 3:

   DATA:

Ordered dose = 30mg po q 12 hours

Avilable dose = 20mg/5ml

SOLUTION:

prescription for the patient * stock volume divided by stock strength available = volume given (ml)

7.5ml should be given

And in 24 hours 7.5 × 2 = 15ml should be given.

Question 4:

formula for the rate of infusion = Volume required by the client divided by  time (hours)

volume = 1000ml

time = 10hours

  

Rate of infusion = 100ml/hrs

Question 4:

formula =

volume = 1000ml

time = 10hrs

drop factor = 10

  

The rate of infusion = 17 gtts/ml