Anticoagulant Quick Reference Guide

Mr Popple is being initiated on warfarin, it is day 3 and his international normalised ratio (INR) is 2.7, what dose of warfain would you recommend?

• 3 mg

• 2 mg

• 4 mg

• 5 mg

Mrs Orange has been diagnosed with a venous thromboembolism (VTE), the doctor wants to treat with rivaroxaban. Mrs Orange has an eGFR of 35 mls/min, what dose would you recommend?

• 15 mg twice daily

• 15 mg once daily

• 20 mg once daily

• 20 mg twice a day

Mrs Rankin had a venous thromboemolism 6 months ago and the doctor wants to continue her apixaban to prevent further occurences, what dose would you recommend?

• 10 mg twice daily

• 10 mg once daily

• 5 mg once daily

• 5 mg twice daily

Mr Tumbleweed returns an international normalised ratio (INR) of 9 and there is evidence of minor bleeding. The medical ward registrar orders Vitamin K for warfarin reversal. The intern rings you in a flap asking for a stat dose to use, what would you recommend?

• 1 mg orally

• 3 mg orally

• 1.5 mg IV

• 3 mg IV

Its all happening on the medical ward, Mrs Green returns an international normalised ratio (INR) of 11 but theres no evidence of bleeding, what stat dose of Vitamin K would you recommend?

• 5 mg

• 10 mg

• 15 mg

• 20 mg

Miss Littlewood has been in a car accident and needs urgent surgery, one of her regular medications is Apixaban, the surgeon wants to use Prothrombinex, her weight is 50 kgs, what dose would you recommend?

• 2500 IU

• 2000 IU

• 1500 IU

• 1000 IU