Pharmacology Concept Review #4

What is the maximum doses a patient can have if Medication A, 5 mg PO q 3 hr PRN is ordered? Recommended dose per day is 30 mg.

6 doses/day

A patient is ordered Medication B, 50 mg PO q 4 hr PRN. The recommended maximum dose per day is 275 mg/day. How many doses per day can the patient safely have?

5 doses

Ordered: Medication B, 4 mg/kg PO x 1 dose

Available: 20 mg/mL

Patient weight: 88 lb

Calculate the amount of medication (mL) the nurse will administer?

8 mL

Ordered: Medication D, 15 mg/kg PO bid

Available: 400 mg/5 mL

Patient weight: 40 kg

Find the amount of medication to administer per dose in mL (round to the nearest tenth)

7.5 mL/dose

Ordered: Trileptal 5 mg/kg/dose po bid

Available: 300 mg/5 mL

Patient weight: 80 lb

Find the amount of medication to administer per dose in mL (round to the nearest whole number)

3 mL/dose

Ordered: ceftriaxone 750 mg IM q 6 hr

Available: ceftriaxone 1 g when reconstituted with 2.1 mL of sterile water yield is 350 mg per mL

How much medication will the nurse administer?

2.1 mL

Ordered: metformin hydrochloride 1000 mg PO daily

Available: metformin hydrochloride 500 mg tablets

How many tablets will the nurse administer?

2 tablets

Ordered: Calcium carbonate 1.25 g PO daily

Available: 1250 mg capsules

How many capsules will the nurse administer?

1 capsule

Ordered: lactulose 30 g PO qid

Available: 10 g per 15 mL

How many mL will the nurse administer?

45 mL

Ordered: hydromorphone 3 mg IM 1 q3hr PRN

Available: 2 mg/mL

How many mL will the nurse administer?

1.5 mL

Ordered: Morphine 0.05 mg/kg/dose IV

Patient weight: 88 lb

The nurse would expect to administer how many mg to the patient?

2 mg

Ordered: Infuse 500 mL over 2 hrs.

What is the flow rate in mL/hr?

250 mL/hr

A patient has an order for 1000 mL at 100 mL/hr. If the infusion was started at 1000, what time will infusion be completed?

2000

Ordered: Medication B, 100 mg PO q 4 hr PRN

Available: 120 mg/5 mL

How many mL will the nurse administer per dose? (round to the nearest whole number)

4 mL

Ordered: Ephedrine 25 mg q 4 hr PRN

Maximum amount a patient can have is 150 mg/24 hrs.

How many doses can this patient have safely in one day?

6 doses

Ordered: Dobutamine 3 mcg/kg/min

Available: 250 mg/500 mL

Patient weight: 154 lb

Calculate the flow rate in mL/hr (round to the nearest tenth)

25.2 mL/hr

Ordered: Amikacin 0.25 g IM q 12 hr

Available: 1 g/4 mL

How many mL will the nurse administer per dose?

1 mL

Ordered: Clindamycin 500 mg IM pre-op

Available: 600 mg/4 mL

How many mL will the nurse administer? (round to the nearest tenth)

3.3 mL

What is the maximum doses a patient can have if Medication Z, 5 mg PO q 3 hr PRN is ordered? Recommended maximum amount per day is 30 mg.

6 doses

Ordered: midazolam 3 mg IM

Available: 5 mg/mL

How many mL will the nurse administer per dose?

0.6 mL

Calculate the flow rate to be administered by the infusion pump in mL/hr for order — 250 mg Ampicillin in 100 mL NS to infuse over 20 min.

300 mL/hr

Calculate the flow rate to be administered by the infusion pump in mL/hr for order — 375 mL Lactated Ringers over 2 hrs

187.5 mL/hr

Calculate the flow rate for:

500 mL NSS over 4 hrs using 10 drops/min tubing

125 mL/hr

Calculate the flow rate to be administered by the infusion pump in mL/hr for order — 100 mL NSS over 45 min

133.3 mL/hr

Find the total time to infuse the following:

Ordered: 100 mL NSS to run at 10 mL/hr using an infusion pump

10 hours