A nurse is educating a group of clients about the contraindications of warfarin therapy. Which of the following statements should the nurse include in the teaching?

"Clients who have glaucoma should not take warfarin."

"Clients who have rheumatoid arthritis should not take warfarin."

"Clients who are pregnant should not take warfarin."

"Clients who have hyperthyroidism should not take warfarin."

Answer and Explanation

The Correct Answer is C

Warfarin is a coumarin anticoagulant that has potential to increase the risk of bleeding. When taken during pregnancy, warfarin causes fetal bleeding. Warfarin is also teratogenic and it causes various birth defects including skeletal abnormalities, hypoplastic nose, intellectual disabilities and deafness hence it's contraindicated. Pregnant women who require anticoagulation are put of heparin in the place of warfarin to prevent these complications.
A. B, D - are not contraindications for warfarin use.

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Correct Answer is C

Explanation

alcohol consumption affects liver metabolism due to injury to the hepatic parenchyma. Impairment of liver function interferes with the metabolism and clearance of phenytoin leading to increased risk of adverse effects.

A-antacids should be avoided as they decrease the absorption of phenytoin

B flossing teeth is important for maintaining oral hygiene reducing the risk of oral complications of phenytoin-induced gingival hyperplasia

D phenytoin does not cause changes in urine color

A. Tap the top of the ampule, place a sterile gauze pad around the ampule neck. and break off the top by bending it toward the body. B. Tap the bottom of the ampule, place gauze pad around the ampule neck, and break off the bottom with a forward motion away from the body. C. Wear sterile gloves and break Off the neck of the glass ampule with a single snap to the right side. D. Wear sterile gloves and break off the neck of the glass ampule with a single snap in a downward motion.

Correct Answer is A

Explanation

A Tapping at the top ansure all the medication is settled down to prevent inadequate dosing. Breaking off should be done towards the bodyto prevent injury due to the splashing glass particles

B Tapping the ampule should be done at the top, not bottom, to ensure that any medication at the neck or top is displaced to the bottom. Breaking off the top with a forward motion towardsthe body reduces the risk of injury from glass shards.

C, D- It is not a sterile procedure hence no need for sterile gloves

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A nurse is educating a group of clients about the contraindications of warfarin therapy. Which of the following statements should the nurse include in the teaching?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

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Correct Answer is A

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