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 .
Folliculitis, an infection of one or more hair follicles, causes a tender, red patch of skin and blisters. Phlebitis. Phlebitis means inflammation of the veins, and can cause redness, itching, irritation, pain, and swelling. Pilonidal cyst. A pilonidal cyst forms under the skin at the tailbone, and usually contains skin debris and hair. Brown recluse spider bite. A brown recluse spider bite causes pain, redness, an open sore, nausea, muscle pain and fever.