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Diphenhydramine

OTC Oral RxCUI 1049630
Contents

Overview

Active ingredient
Diphenhydramine Hydrochloride
Route
Oral
Label date
2026-01-14

Indications and usage

Uses: Temporarily relieves these symptoms due to the common cold, hay fever, or other upper respiratory allergies: runny nose sneezing itching of the nose or throat itchy, watery eyes

Purpose

Antihistamine

Dosage and administration

Directions Do not take more than directed Adults and children 12 years of age and over: Take 1 caplet every 4 to 6 hours while symptoms persist do not take more than 6 caplets in 24 hours unless directed by a doctor Children under 12 years of age: ask a doctor

Warnings

Do not use with any other products containing diphenhydramine, even one used on skin

Ask a doctor before use if

Ask a doctor before use if you have : trouble urinating due to enlarged prostate gland glaucoma a breathing problem such as emphysema or chronic bronchitis

Ask a doctor or pharmacist before use if

Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers

When using this product

this product: drowsiness may occur avoid alcoholic beverages alcohol, sedatives and tranquilizers may increase the drowsiness effect use caution when driving a motor vehicle or operating machinery excitability may occur, especially in children

Pregnancy or breast-feeding

If pregnant or breast-feeding , ask a health professional before use.

Active ingredient (label)

(in each caplet) Diphenhydramine Hydrochloride 25mg

Inactive ingredients

corn starch, D&C red #27 aluminum lake, dibasic calcium phosphate dihydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol, silicon dioxide, stearic acid, talc, titanium dioxide

Keep out of reach of children

of children. In case of overdose, get medical help or contact a Poison Control Center right away. 1-800-222-1222