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Abstract Title:

N-acetylcysteine for non-acetaminophen induced acute liver failure: A review.

Abstract Source:

Saudi J Gastroenterol. 2022 Feb 7. Epub 2022 Feb 7. PMID: 35142656

Abstract Author(s):

Shirley Xue Jiang, Trana Hussaini, Eric M Yoshida

Article Affiliation:

Shirley Xue Jiang

Abstract:

The use of N-acetylcysteine (NAC) for non-acetaminophen-induced acute liver failure (NAI-ALF) has been increasing despite controversy in its efficacy. National guidelines are in disagreement for NAC use as standard of care; however, many healthcare centers continue to adopt the use of NAC outside of acetaminophen poisoning. While NAC may have multiple mechanisms of action in treatment of ALF, this has not translated to clinical benefit. Murine models have reported antioxidant and anti-inflammatory properties, as well as improvement in liver-specific microcirculation. Multiple case studies and series have reported positive outcomes of NAC treatment for ALF of various etiologies. While prospective studies suggested the benefit of NAC treatment, these studies have methodological and statistical shortcomings that affect the validity of the results. In this review, we aimed to summarize the existing literature on the efficacy of NAC for NAI-ALF including mechanism of action, case studies and series demonstrating outcomes, and prospective studies that have led to its current widespread use, along with the reported rate of adverse events.

Study Type : Review

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