鎮 静 剤(ちんせいざい)

ちんせいざい

noun

sedative; tranquilizer; calming agent

health

1. sedative; tranquilizer; calming agent

A medication that induces calm or sleep by reducing nervous system activity.

医者(いしゃ)が鎮静剤(ちんせいざい)を投与(とうよ)した。

The doctor administered a sedative.

手術(しゅじゅつ)前(まえ)に鎮静剤(ちんせいざい)を打(う)たれて眠(ねむ)くなった。

I became sleepy after being given a sedative before surgery.

興奮(こうふん)した患者(かんじゃ)を落(お)ち着(つ)かせるために鎮静剤(ちんせいざい)が使(つか)われることがある。

Sedatives are sometimes used to calm an agitated patient.

Composed of 鎮静(ちんせい) (calming, sedation) + 剤(ざい) (agent, medicine). Used in medical contexts for medications that reduce anxiety, induce sleep, or calm agitated patients. Not to be confused with pain medication or anesthesia, which have different purposes.

Common collocations

鎮静剤(ちんせいざい)を投与(とうよ)する — administer a sedative
鎮静剤(ちんせいざい)を打(う)つ — give a sedative injection
鎮静剤(ちんせいざい)の効果(こうか) — effect of the sedative
鎮静剤(ちんせいざい)が効(き)く — the sedative takes effect

Similar words

鎮痛剤(ちんつうざい) — painkiller, analgesic; reduces pain rather than inducing calm
睡眠薬(すいみんやく) — sleeping pill; specifically induces sleep, while 鎮静剤(ちんせいざい) primarily calms
麻酔(ますい) — anesthesia; eliminates sensation entirely, used for surgical procedures

Related Words

Compare: 鎮痛剤(ちんつうざい) (painkiller, analgesic)

Compare: 睡眠薬(すいみんやく) (sleeping pill)

Compare: 麻酔(ますい) (anesthesia)

general

Added 2026.4.18 22:18 · Revised 2026.9.2 13:02

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