ATI RN
Hematology drugs Questions
Question 1 of 5
Initiation of unfractionated heparin therapy for the patient in question 1 would best be achieved with
Correct Answer: A
Rationale: Varying nomograms for dosing continuous-infusion unfractionated heparin exist in the medical and pharmaceutical literature. The loading dose is typically 70-100 units/kg. Maintenance doses of 15-25 units/kg/hr are typically used. A 5000-unit loading dose followed by 1000 units/hr is a standard initial regimen.
Question 2 of 5
Which of the following tests are used to monitor antithrombotic therapy? I. International normalized ratio (INR) II. Activated partial thromboplastin time (APTT) III. Heparin assay
Correct Answer: C
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 3 of 5
A patient to be commenced on oral anticoagulant therapy for DVT would be treated with: I. Oral anticoagulant therapy with warfarin for a goal international normalized ratio (INR) of 2-3 II. Oral anticoagulant therapy with warfarin for a goal INR of 2.5-3.5 III. Oral anticoagulant therapy with aspirin for a goal INR of 2-3
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 4 of 5
A patient on oral anticoagulant therapy is commenced on sulfamethoxazole-trimethoprim, double-strength twice daily. One may expect to see the INR
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 5 of 5
The anticoagulant effects of heparin can be promptly arrested by administration of
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.