acetylcholine antagonist
[/ˌæsɪtəlˈkoʊlin ænˈtæɡənɪst/]
nounpl: acetylcholine antagonists
antagonista de acetilcolina
1. A pharmacological substance that blocks or inhibits the action of acetylcholine by binding to acetylcholine receptors, preventing normal neurotransmission at cholinergic synapses
Atropine is a common acetylcholine antagonist used in medical treatments.
A atropina é um antagonista de acetilcolina comumente usado em tratamentos médicos.
2. A drug or chemical compound that reduces the effects of acetylcholine in the nervous system
The acetylcholine antagonist was administered to reduce muscle spasms.
O antagonista de acetilcolina foi administrado para reduzir os espasmos musculares.
Acetylcholine antagonists are crucial in both Brazilian and American medical practice, used in treatments ranging from ophthalmology to anesthesia. In Brazil, these drugs are commonly prescribed and discussed in medical education, with atropine being particularly well-known for its use in emergency medicine and ophthalmological procedures. The term is primarily used in clinical, pharmaceutical, and research contexts rather than in colloquial speech.
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