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calcium blocker

C1
UK/ˈkælsiəm ˌblɒkə/US/ˈkælsiəm ˌblɑːkər/

Technical/Medical

My Flashcards

Definition

Meaning

A type of medication that prevents calcium from entering cells of the heart and blood vessels, used to treat high blood pressure and heart conditions.

A class of drugs (calcium channel blockers) that relax and widen blood vessels by inhibiting calcium ion influx, thereby reducing blood pressure and cardiac workload. Also used for certain arrhythmias and angina.

Linguistics

Semantic Notes

The term is often used interchangeably with 'calcium channel blocker' in medical contexts. It refers specifically to the pharmacological mechanism rather than a single drug.

Dialectal Variation

British vs American Usage

Differences

No significant lexical differences. Both use 'calcium blocker' or 'calcium channel blocker'.

Connotations

Identical technical connotations in medical contexts.

Frequency

Slightly more frequent in American medical literature, but equally understood in both varieties.

Vocabulary

Collocations

strong
prescribe a calcium blockertake a calcium blockercalcium blocker medication
medium
common calcium blockereffective calcium blockerswitch to a calcium blocker
weak
new calcium blockerpowerful calcium blockeroral calcium blocker

Grammar

Valency Patterns

The doctor prescribed [calcium blocker] for hypertension.[Calcium blocker] is used to treat [condition].Patients on [calcium blocker] may experience [side effect].

Vocabulary

Synonyms

Strong

calcium antagonist

Neutral

calcium channel blockerCCB

Weak

blood pressure medicationantihypertensive

Vocabulary

Antonyms

calcium agonistcalcium channel opener

Phrases

Idioms & Phrases

  • “None”

Usage

Context Usage

Business

Rare, except in pharmaceutical industry reports.

Academic

Common in medical and pharmacology literature.

Everyday

Used primarily in patient-doctor conversations about medication.

Technical

Standard term in cardiology, pharmacology, and clinical practice.

Examples

By Part of Speech

adjective

British English

  • She is on a calcium-blocker regimen.
  • Calcium-blocker therapy requires monitoring.

American English

  • He takes a calcium-blocker medication.
  • Calcium-blocker drugs are commonly prescribed.

Examples

By CEFR Level

A2
  • The doctor gave me new medicine.
B1
  • My grandmother takes pills for her blood pressure.
B2
  • Her hypertension is controlled with a calcium blocker.
C1
  • The cardiologist prescribed a calcium channel blocker to reduce peripheral vascular resistance.

Learning

Memory Aids

Mnemonic

Think: BLOCKing CALCIUM from entering heart cells to BLOCK high blood pressure.

Conceptual Metaphor

BLOCKER AS A GATEKEEPER (prevents calcium from 'entering' cells).

Watch out

Common Pitfalls

Translation Traps (for Russian speakers)

  • Avoid literal translation as 'блокатор кальция' without medical context confirmation.
  • Do not confuse with 'calcium supplement' (добавка кальция).

Common Mistakes

  • Misspelling as 'calcuim blocker'.
  • Using it as a verb (e.g., 'The drug calcium blocks').

Practice

Quiz

Fill in the gap
Patients with angina may be prescribed a to improve blood flow.
Multiple Choice

What is the primary medical use of a calcium blocker?

FAQ

Frequently Asked Questions

No, they are different classes of drugs. Calcium blockers affect calcium channels, while beta blockers affect adrenaline receptors.

No, you should never stop prescribed medication without consulting your doctor, as it may cause rebound high blood pressure.

Possible side effects include dizziness, headache, swelling in ankles, and constipation.

Yes, they are also used for angina, certain arrhythmias, and sometimes Raynaud's phenomenon.