Definition

1. Noun:
   • A specific antihypertensive medication: Labetalol hydrochloride is a drug used to treat high blood pressure. It works by blocking certain receptors (alpha and beta-adrenergic receptors) in the sympathetic nervous system, which leads to relaxation of blood vessels and a decrease in blood pressure. It is known by the brand names Trandate and Normodyne.

Usage Examples

• Noun:
  • The doctor prescribed labetalol hydrochloride to manage the patient's hypertension.
  • Labetalol hydrochloride is often used in hospital settings for urgent blood pressure control.

Advanced Usage

• Clinical administration: The drug can be administered orally in tablet form or intravenously in hospital settings for rapid effect.
  • For a hypertensive emergency, labetalol hydrochloride may be given as an intravenous infusion.

Variants and Related Words

• Labetalol (n): The name of the active drug compound without specifying the salt form (hydrochloride).
  • Labetalol is effective for treating high blood pressure during pregnancy.
• Alpha-beta blocker (n): A descriptive term for the drug's pharmacological class, indicating it blocks both alpha and beta receptors.

Synonyms

• Trandate (n): A primary brand name for labetalol hydrochloride.
• Normodyne (n): Another brand name for the same medication.

Related Phrases

• Antihypertensive agent: A general term for any drug used to lower blood pressure.
• Adrenergic receptor blocker: A broader class of drugs that includes labetalol hydrochloride.

Noun

1. antihypertensive drug (trade names Trandate and Normodyne) that blocks alpha and beta-adrenergic receptors of the sympathetic nervous system (leading to a decrease in blood pressure)