N-acetylcysteine

Acetaminophen overdose antidote

N-acetylcysteine is a compound used medicinally as a mucolytic—it thins and loosens mucus in respiratory conditions.

It's also the standard antidote for acetaminophen overdose, where it prevents liver damage by replenishing glutathione.

Often abbreviated NAC, it's sold as a dietary supplement with claimed antioxidant benefits: I take NAC for immune support.

supplement

antioxidant

Oxidation-preventing molecule

bioavailability · thiol · amino acid · NAC · powder · dosage · chelation · mitochondria · inflammation · immunity

antidote

acetaminophen

Common over-the-counter analgesic

liver failure · toxicology · poison control · IV infusion · Tylenol · nomogram · activated charcoal · emergency · detoxification · antioxidant

mucolytic

mucus

Protective bodily secretion

cystic fibrosis · phlegm · secretions · nebulizer · inhalation · airways · bronchodilator · sputum · respiratory · lung

psychiatric

OCD

Compulsive repetition disorder

addiction · compulsive · neurotransmitter · dopamine · craving · gambling disorder · substance abuse · bipolar · schizophrenia · neuropsychiatry

Categories
Opposites
precursor relationship

N-acetylcysteinecysteine

Thiol-containing amino acid

glutathione · cystine

redox activity

N-acetylcysteineoxidizing agent

Electron-accepting chemical species

free radicals · hydrogen peroxide · paraquat

toxicological role

N-acetylcysteineacetaminophen

Common over-the-counter analgesic

paracetamol · hepatotoxin · carbon tetrachloride · poison · ethanol

Family

acetyl, cysteine, acetic, acetate, acidity, acidification

Familiarity
Top 1,000,000
Profile
Used worldwide · Timeless · Concrete · Rated G