Doxylamine succinate: The ingredient present in all NyQuil formulations is that of doxylamine succinate. Its elimination half-life is approximately 10 hours in healthy adults, meaning that at 10 hours post-ingestion, 50% of the doxylamine within NyQuil will have been eliminated from systemic circulation.
phlegmon (Noun) A solid mass formed by inflamed connective tissue, such as forms around an appendix in appendicitis. Origin: phlegmone, phlegmon, inflammation beneath the skin, from .
Phlegm is more related to disease than is mucus. Phlegm is a secretion in the airway during disease and inflammation. Phlegm usually contains mucus with bacteria, debris, and sloughed-off inflammatory cells. Once phlegm has been expectorated by a cough it becomes sputum.hlegm is more related to disease than is mucus. Phlegm is a secretion in the airway during disease and inflammation. Phlegm usually contains mucus with bacteria, debris, and sloughed-off inflammatory cells. Once phlegm has been expectorated by a cough it becomes sputum.