Warfarin and Vitamins
JS is a 53-year-old female with a history of blood clots. She takes warfarin with a goal INR of 2-3. Changes in the intake of which vitamin would lead to INR changes?
Clotting Factors Affected By Warfarin
Which of the following clotting factors is least likely to be affected by warfarin?
Antibiotics and Warfarin
Which antibiotic would be most likely to cause an elevated INR when used in combination with warfarin?
HIT and Anticoagulants
In a patient who reports heparin-induced thrombocytopenia, which medication would pose the highest risk for your patient?
TPA Contraindications and Monitoring
Mr. Rodriguez is a 63 year old male who presents with an acute ischemic stroke. Which assessment would be least valuable in determining if he is a candidate for alteplase (TPA)?
Administration Advantage Rivaroxaban
Which of the following represents an advantage of rivaroxaban versus apixaban?
Which of the following would be most appropriate to monitor for a patient taking apixaban?
Reye's Syndrome is associated with which medication?
Which enzyme is responsible for the activation of clopidogrel?
Elderly Risk P2Y12 Inhibitors
Which of the P2Y12 inhibitors has a boxed warning with regard to the use of the medication in patients over the age of 75?
Which of the following counseling points is TRUE for patients taking Plavix?
T/F Clopidogrel Aspirin
True or False: combination therapy with Plavix and aspirin is indicated for life for secondary prevention of stroke or TIA.
Which of the following medications and their interaction with Plavix is correct?
JS is a 57-year-old male in the ER with symptoms of headache, confusion, and left-sided weakness. He is diagnosed with a stroke and brain imaging shows no intracranial hemorrhage. JS is a candidate for alteplase. Which of the following statements is FALSE about alteplase?