Pharmacology
Which of the following should the nurse include when providing dietary teaching for the patient receiving warfarin (Coumadin) therapy? A.Avoid drinking large amounts of green tea. B.Cranberry juice will provide you with needed nutrients while taking Coumadin. C.You must never eat spinach. D.You can only eat lettuce once a month.
A.Avoid drinking large amounts of green tea.
A patient is receiving an IV infusion of a thrombolytic drug during treatment for an acute MI. The nurse notices that there is a slight amount of bleeding from the antecubital area where venous lab work was drawn. What will the nurse do first? A.Monitor the site for further bleeding. B.Apply pressure to the site with a gauze pad. C.Slow the rate of infusion of the thrombolytic drug. D.Stop the infusion of the thrombolytic drug.
B.Apply pressure to the site with a gauze pad.
Nursing considerations for conversion of IV heparin to oral warfarin (Coumadin) therapy will include: A.immediate discontinuation of IV heparin and administration of oral warfarin (Coumadin) therapy only. B.overlapping therapy of IV heparin and warfarin are for at least 5 days. C.monitoring the INR and stopping the IV heparin when the INR is 1.0.
B.overlapping therapy of IV heparin and warfarin are for at least 5 days.
A 75-year-old man fell at home and hit his head against a table. His wife reports to their daughter that he does not have cuts or scratches, but there is a small lump on his upper scalp. She does not see any blood. He is taking warfarin and an antidysrhythmic as part of his treatment for chronic atrial fibrillation. What is the main concern at this time? A.Pressure should be applied to the lump for 3 to 5 minutes. B.He will need to take two doses of warfarin tonight to prevent blood clotting. C.He needs to be examined for possible internal bleeding from the fall. D.As long as there is no bleeding, there is no concern.
C.He needs to be examined for possible internal bleeding from the fall.
A patient is receiving an IV infusion of heparin and was started on warfarin therapy the night before. Which statement is most correct? A.The patient is receiving a double dose of anticoagulants. B.The heparin therapy was ineffective, so the warfarin was started. C.The heparin provides anticoagulation until therapeutic levels of warfarin are reached. D.The heparin and warfarin work together synergistically to provide anticoagulation.
C.The heparin provides anticoagulation until therapeutic levels of warfarin are reached.
A 72-year-old woman is taking an over-the-counter multivitamin that contains ginkgo. Her physician has recommended that she start taking low-dose aspirin therapy as part of her treatment for transient ischemic attacks. The concern with taking these two drugs together is A.increased risk of gastric ulcer. B.decreased action of the aspirin because of the interaction with the ginkgo. C.increased risk of bleeding because of the ginkgo. D.antagonism of the action of the aspirin because of the multivitamins.
C.increased risk of bleeding because of the ginkgo.
. When converting from IV heparin to oral warfarin (Coumadin) therapy, the prescriber monitors which of the following to determine the next appropriate dose of warfarin? A.Platelet levels B.aPTT C.Red blood cell count D.PT/INR
D.PT/INR
The patient accidentally takes too much of the prescribed warfarin (Coumadin) and is readmitted to the hospital with bleeding. The nurse anticipates administration of A.protamine sulfate. B.alteplase (Activase, Cathflo Activase). C.reteplase (Retavase). D.vitamin K.
D.vitamin K.
