mecholyl
Học thuậtThân thiện
Definition
Noun: A synthetic drug that acts as a parasympathomimetic agent. It stimulates the activity of the parasympathetic nervous system, leading to increased secretions (such as saliva and sweat) and the contraction of smooth muscles found in organs like the intestines, bladder, and bronchi. 'Mecholyl' is a trademarked name for the substance methacholine.
Usage
- 'Mecholyl' is used primarily in medical and pharmacological contexts.
- It is a proper noun referring to a specific, branded pharmaceutical compound.
- Its use is highly specialized, typically in clinical testing or research.
Examples
- The physician administered Mecholyl to assess the patient's autonomic nervous system function.
- Mecholyl is sometimes used in a challenge test to help diagnose airway hyperresponsiveness.
- The study compared the effects of Mecholyl with those of a natural neurotransmitter.
Advanced Usage
- Mecholyl challenge/test: A diagnostic procedure where Mecholyl is inhaled to induce bronchoconstriction, helping to diagnose conditions like asthma.
- The patient's positive Mecholyl challenge confirmed the suspected diagnosis.
Variants and Related Words
- Methacholine (n): The generic, non-proprietary name for the drug compound trademarked as Mecholyl.
- Parasympathomimetic (n/adj): A substance that mimics or stimulates the parasympathetic nervous system; a drug class to which Mecholyl belongs.
- Cholinergic agonist (n): A broader pharmacological term for agents like Mecholyl that stimulate cholinergic receptors.
Synonyms
- Methacholine (generic equivalent)
- Acetylcholine agonist (broader functional description)
Notes on Meaning
This word has a single, highly specific meaning in pharmacology. It does not have different general meanings, idioms, or phrasal verbs associated with it.
Noun
- parasympathomimetic drug (trademark Mecholyl) that stimulates secretions and smooth muscle activity