when and how to use vitamin K to reverse the effects of warfarin

April 2009

There's debate about when and how to use vitamin K to reverse the effects of warfarin.

Vitamin K usually IS needed when the patient has an INR over 9... or has serious bleeding. It's usually NOT needed for INRs under 5.

But it's controversial when the INR is 5 to 9 with no bleeding.

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Table of Contents

proton pump inhibitors (PPIs) might DECREASE the efficacy of clopidogrel (Plavix)
Antidepressants new antidepressant called Pristiq (desvenlafaxine)
Antithrombotics when and how to use vitamin K to reverse the effects of warfarin
Gastroenterology new version of pantoprazole called Tecta
Gastroenterology risk for tardive dyskinesia with metoclopramide
Respiratory & Allergy patients on topical nasal decongestants (oxymetazoline, etc) get rebound congestion
Practice How should you handle an Rx written for the prescriber's personal or family use
Diabetes controversy about using glyburide for type 2 diabetes
Psychiatry how to treat dementia associated with Parkinson's
Psoriasis Raptiva (efalizumab) sales are now suspended in Canada due to the risk of fatal opportunistic infections
Pediatrics new vaccine called Infanrix-hexa that gives SIX vaccines in ONE shot
Pediatrics treating constipation in children
Infectious Diseases LESS cross-sensitivity between penicillins and carbapenems than we think