M-Dryl

Diphenhydramine Hydrochloride · Liquid · Oral

Over the counter Histamine-1 Receptor Antagonist

Active ingredient

Active ingredient (in each 5 mL = 1 tsp) Diphenhydramine HCl ..................................................... 12.5 mg

Purpose

Purpose

Uses

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

Warnings

Warnings Do not use to make a child sleepy with any other product containing diphenhydramine, even one used on skin Ask a doctor before use if you have glaucoma trouble urinating due to an enlarged prostate gland a breathing problem such as emphysema or chronic bronchitis Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers. When using this product marked drowsiness may occur avoid alcoholic drinks alcohol, sedatives, and tranquilizers may increase drowsiness be careful when driving a motor vehicle or operating machinery excitability may occur, especially in children If pregnant or breast-feeding , ask a health professional before use. Keep out of reach of children . In case of overdose, get medical help or contact a Poison Control Center right away.

Ask a doctor before use

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

Ask a doctor or pharmacist

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

When using this product

When using this product marked drowsiness may occur avoid alcoholic drinks alcohol, sedatives, and tranquilizers may increase drowsiness be careful 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.

Keep out of reach of children

Keep out of reach of children . In case of overdose, get medical help or contact a Poison Control Center right away.

Directions

Directions take every 4 to 6 hours use an accurate measuring device to administer this Medication children under 2 years do not use do not use children 2 to 5 years ask a doctor children 6 years to under 12 years 5 mL (1 tsp) to 10 mL (2 tsp); not more than 60 mL (12 tsp) in 24 hours adults and children 12 years and over 10 mL (2 tsp) to 20 mL (4 tsp); not more than 120 mL (24 tsp) in 24 hours

Other information

Other information each tsp contains: sodium 5 mg store at 15° to 30°C (59° to 86°F) protect from freezing

Inactive ingredients

Inactive ingredients Cherry Flavor, Citric Acid Anhydrous, FD&C red No. 40, Glycerin, Masking Agent, Propylene Glycol, Purified water, Sodium Benzoate, Sodium Citrate, Sodium Saccharin, Sorbitol Solution.

Questions?

Questions? Serious side effects associated with use of this product may be reported to this number. Call 1-877-250-3427 Mon. - Fri. (8 a.m. to 5 p.m. CST).

Label text from the FDA structured product label by Method Pharmaceuticals, LLC (revised Oct 21, 2025). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

M-Dryl NDC products (5)

NDCStrength & formLabelerType
63629-1159Diphenhydramine Hydrochloride 12.5 mg/5mL
Liquid
Bryant Ranch PrepackOTC MONOGRAPH DRUG
63629-1160Diphenhydramine Hydrochloride 12.5 mg/5mL
Liquid
Bryant Ranch PrepackOTC MONOGRAPH DRUG
72162-1674Diphenhydramine Hydrochloride 12.5 mg/5mL
Liquid
Bryant Ranch PrepackOTC MONOGRAPH DRUG
58657-528Diphenhydramine Hydrochloride 12.5 mg/5mL
Liquid
Method Pharmaceuticals, LLCOTC MONOGRAPH DRUG
83939-0008Diphenhydramine Hydrochloride 12.5 mg/5mL
Liquid
VERITYRX, LLCOTC MONOGRAPH DRUG

Frequently asked questions

What is M-Dryl used for?

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

Who makes M-Dryl?

M-Dryl is listed by 3 labelers in the FDA NDC directory, including Bryant Ranch Prepack, Method Pharmaceuticals, LLC, VERITYRX, LLC.