What does clopidogrel mean?
Clopidogrel is a prescription antiplatelet medicine that keeps platelets — the tiny cell fragments in blood responsible for clotting — from sticking together. By dampening this process, the drug lowers the risk of dangerous clots forming inside arteries narrowed by atherosclerosis, which makes it a cornerstone treatment after heart attacks, strokes, and procedures such as coronary stenting. It belongs to the thienopyridine class and works as a prodrug, meaning the body must convert it into its active form via liver enzymes; certain genetic variations can weaken this conversion and reduce its effect. Originally developed by researchers at Sanofi and launched under the brand name Plavix, clopidogrel grew into one of the most widely prescribed medicines on earth before its patent expired and cheaper generics flooded the market. Clinicians often prescribe it alongside low-dose aspirin in what is called dual antiplatelet therapy.
nounA synthetic antiplatelet drug that inhibits blood platelets from clumping together, used to reduce the risk of heart attack and stroke in patients with atherosclerotic disease. It is a thienopyridine prodrug marketed originally as Plavix.
- The antiplatelet medication itself, taken orally to prevent harmful blood clots in patients at risk of heart attack or stroke.
"After her stent placement, the cardiologist prescribed clopidogrel to prevent clot formation."
"Patients undergoing angioplasty are typically given a loading dose of clopidogrel before the procedure."
"Because clopidogrel requires activation by liver enzymes, some people carry genetic variants that make the drug less effective."
Rarely pluralized; as a mass noun referring to a drug substance, clopidogrel normally takes no plural form.
"Different formulations of clopidogrels exist across generic manufacturers, though clinicians usually refer simply to 'generic clopidogrel'."
One of the world's best-selling drugs ever, clopidogrel (Plavix) was so valuable that its patent battles helped reshape how the pharmaceutical industry handles generics.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of clopidogrel
The name clopidogrel is a coined pharmaceutical trade name rather than a word inherited from classical roots, constructed from fragments reflecting its chemical structure as a substituted thienopyridine compound; such invented names typically blend elements hinting at the molecule's chemistry. It was developed by Sanofi research chemists and introduced to the market in the late 1990s under the brand Plavix, becoming one of history's top-selling drugs before generic versions appeared.
How clopidogrel is actually used
Strictly a medical/scientific register term — it appears in prescriptions, cardiology literature, and health reporting rather than everyday speech. It is uncountable as a mass-noun drug name, though 'a dose of clopidogrel' is normal. In clinical contexts it is frequently paired with aspirin ('dual antiplatelet therapy').
Easily confused with clopidogrel
Clopidogrel is an antiplatelet heart/stroke medication, while clozapine is an antipsychotic drug used for schizophrenia; the two names look superficially similar but treat entirely different conditions.
Plavix is not a different substance but the best-known brand name under which clopidogrel was sold; generic versions use the chemical name.