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Paracetamol, [a] or acetaminophen, [b] is a non-opioid analgesic and antipyretic agent used to treat fever and mild to moderate pain. [13] [14] [15] It is a widely available over-the-counter drug sold under various brand names, including Tylenol and Panadol. Paracetamol relieves pain in both acute mild migraine and episodic tension headache.
Paracetamol poisoning can occur accidentally or as an attempt to die by suicide. Risk factors for toxicity include alcoholism, malnutrition, and the taking of certain other hepatotoxic medications. [1] Liver damage results not from paracetamol itself, but from one of its metabolites, N-acetyl-p-benzoquinone imine (NAPQI). [6]
Paracetamol (acetaminophen) is generally not considered an NSAID because it has only minor anti-inflammatory activity. Paracetamol treats pain mainly by blocking COX-2 and inhibiting endocannabinoid reuptake almost exclusively within the brain, and only minimally in the rest of the body. [15] [16]
Contrary to NSAIDs, which reduce pain and inflammation by inhibiting COX enzymes, paracetamol has—as early as 2006—been shown to block the reuptake of endocannabinoids, [2] [3] which only reduces pain, likely explaining why it has minimal effect on inflammation; paracetamol is sometimes combined with an NSAID (in place of an opioid) in ...
Paracetamol (acetaminophen) class antipyretics, which have negligible anti-inflammatory activity. Apart from paracetamol itself, the medications in this class are mainly previously marketed drugs which were withdrawn owing to safety concerns, one example of this being phenacetin. A few other medications have antipyretic effects of varying strength.
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A small proportion of individuals with analgesic nephropathy may develop end-stage kidney disease. Analgesic nephropathy was once a common cause of kidney injury and end-stage kidney disease in parts of Europe, Australia, and the United States. In most areas, its incidence has declined sharply since the use of phenacetin fell in the 1970s and ...
If you’re considered high risk for severe disease, he suggests wearing a mask in crowded indoor and poorly ventilated spaces. “If you do develop a respiratory tract illness, in consideration ...