topicNac Respiratory Symptoms Randomized Trial
claimThis document consolidates existing evidence to this effect, and adds insights from practicing clinicians to guide about use of NAC in clinical practice.
evidence level2
citationBarne M (2026)
sourceN-acetylcysteine: evidence based consensus document on the therapeutic advantages in respiratory diseases (NECTAR).
topicNac Respiratory Symptoms Randomized Trial
claimConclusion This consensus underscores the role of NAC in chronic respiratory diseases beyond its mucolytic properties and reiterates that NAC's antioxidant, anti-inflammatory, immunomodulatory and anti-biofilm properties provide significant clinical utility.
evidence level2
citationBarne M (2026)
sourceN-acetylcysteine: evidence based consensus document on the therapeutic advantages in respiratory diseases (NECTAR).
topicNac Respiratory Symptoms Randomized Trial
claimWhile promising for TB and respiratory infections, further evidence is required.
evidence level2
citationBarne M (2026)
sourceN-acetylcysteine: evidence based consensus document on the therapeutic advantages in respiratory diseases (NECTAR).
topicNac Respiratory Symptoms Randomized Trial
claimBackground N-acetylcysteine (NAC) is a key precursor of glutathione (GSH), the lung's principal antioxidant.
evidence level2
citationBarne M (2026)
sourceN-acetylcysteine: evidence based consensus document on the therapeutic advantages in respiratory diseases (NECTAR).
topicNac Respiratory Symptoms Randomized Trial
claimRecent translational data suggest that muco-obstructive lung diseases are typically associated with hyperconcentrated, i.e., dehydrated, mucus [].
evidence level3
citationLarobina Domenico (2026)
sourceMucoactive Agents in Muco-Obstructive Lung Diseases: A Critical Reappraisal of Pharmacological Effects and Clinical Outcomes
topicNac Respiratory Symptoms Randomized Trial
claimFirst, electrophysiological studies suggest that imbalances in Na/fluid absorption versus Cl/fluid secretion cause increased mucus concentrations ().
evidence level3
citationLarobina Domenico (2026)
sourceMucoactive Agents in Muco-Obstructive Lung Diseases: A Critical Reappraisal of Pharmacological Effects and Clinical Outcomes
topicNac Respiratory Symptoms Randomized Trial
claimThis conformation is in part the result of the salt bridges mentioned previously.
evidence level3
citationLarobina Domenico (2026)
sourceMucoactive Agents in Muco-Obstructive Lung Diseases: A Critical Reappraisal of Pharmacological Effects and Clinical Outcomes
topicNac Respiratory Symptoms Randomized Trial
claim1 2 3 4 5 6 Appendix A Mucoactive agents are drugs that facilitate the clearance of airway secretions through a variety of mechanisms, including modification of mucus structure, hydration, and transport.
evidence level3
citationLarobina Domenico (2026)
sourceMucoactive Agents in Muco-Obstructive Lung Diseases: A Critical Reappraisal of Pharmacological Effects and Clinical Outcomes