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Worldmeds
🇺🇸

Benadryl Allergy

Manufacturer: Johnson & Johnson

OTCTablet25mgPublished

Last updated: 3/14/2026

Ingredient Composition

Ingredient NameAmountRole
Diphenhydramine
ジフェンヒドラミン
25mg
Primary

Description

JA日本語

ジフェンヒドラミンを有効成分とする第一世代抗ヒスタミン薬。アレルギー症状の即効性のある緩和に使用。

ENEnglish

A first-generation antihistamine containing diphenhydramine. Used for fast-acting relief of allergy symptoms.

Dosage & Administration

JA日本語

成人:1回1〜2錠、4〜6時間ごと。1日最大6錠。

ENEnglish

Adults: 1-2 tablets per dose, every 4-6 hours. Maximum 6 tablets per day.

Warnings & Precautions

JA日本語

著しい眠気を催します。アルコールとの併用で鎮静作用が増強されます。

ENEnglish

Causes marked drowsiness. Sedation is enhanced with alcohol.

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