Dimetapp

DIPHENHYDRAMINE HYDROCHLORIDE, BROMPHENIRAMINE MALEATE, and DEXTROMETHORPHAN HYDROBROMIDE · Solution · Oral

Over the counter Histamine-1 Receptor Antagonist alpha-1 Adrenergic Agonist Sigma-1 Agonist

Active ingredient

Active ingredients (in each 10 mL) Purposes Brompheniramine maleate, 2 mg Antihistamine Phenylephrine HCl, 5 mg Nasal decongestant

Purpose

Active ingredients (in each 10 mL) Purposes Brompheniramine maleate, 2 mg Antihistamine Phenylephrine HCl, 5 mg Nasal decongestant

Uses

Uses temporarily relieves: nasal congestion runny nose sneezing itching of the nose or throat itchy, watery eyes due to hay fever temporarily restores freer breathing through the nose

Warnings

Warnings Do not use to sedate a child or to make a child sleepy if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional conditions, or Parkinson's disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this product. Ask a doctor before use if you have heart disease high blood pressure thyroid disease diabetes trouble urinating due to an enlarged prostate gland glaucoma a breathing problem such as emphysema, asthma, or chronic bronchitis Ask a doctor or pharmacist before use if you are taking any other oral nasal decongestant or stimulant taking sedatives or tranquilizers When using this product do not use more than directed drowsiness may occur avoid alcoholic beverages alcohol, sedatives, and tranquilizers may increase drowsiness be careful when driving a motor vehicle or operating machinery excitability may occur, especially in children Stop use and ask a doctor if nervousness, dizziness or sleeplessness occurs symptoms do not get better within 7 days or are accompanied by fever 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.

Do not use

Do not use to sedate a child or to make a child sleepy if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional conditions, or Parkinson's disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this product.

Ask a doctor before use

Ask a doctor before use if you have heart disease high blood pressure thyroid disease diabetes trouble urinating due to an enlarged prostate gland glaucoma a breathing problem such as emphysema, asthma, or chronic bronchitis

Ask a doctor or pharmacist

Ask a doctor or pharmacist before use if you are taking any other oral nasal decongestant or stimulant taking sedatives or tranquilizers

When using this product

When using this product do not use more than directed drowsiness may occur avoid alcoholic beverages alcohol, sedatives, and tranquilizers may increase drowsiness be careful when driving a motor vehicle or operating machinery excitability may occur, especially in children

Stop use and ask a doctor

Stop use and ask a doctor if nervousness, dizziness or sleeplessness occurs symptoms do not get better within 7 days or are accompanied by fever

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 do not take more than 6 doses in any 24-hour period measure only with dosage cup provided keep dosage cup with product mL = milliliter age dose adults and children 12 years and over 20 mL every 4 hours children 6 to under 12 years 10 mL every 4 hours children under 6 years do not use

Other information

Other information each 10 mL contains: sodium 6 mg store at 20-25°C (68-77°F)

Inactive ingredients

Inactive ingredients anhydrous citric acid, artificial flavor, FD&C blue no. 1, FD&C red no. 40, glycerin, propylene glycol, purified water, sodium benzoate, sodium citrate, sorbitol solution, sucralose

Questions?

Questions or comments? Call 1-888-594-0828 weekdays 9 AM to 5 PM EST

Label text from the FDA structured product label by Foundation Consumer Brands (revised Feb 23, 2026). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

Dimetapp NDC products (9)

NDCStrength & formLabelerType
80070-300Brompheniramine Maleate 1 mg/5mL; Phenylephrine Hydrochloride 2.5 mg/5mL
Elixir		Foundation Consumer BrandsOTC MONOGRAPH DRUG
80070-310Brompheniramine Maleate 1 mg/5mL; Dextromethorphan Hydrobromide 5 mg/5mL; Phenylephrine Hydrochloride 2.5 mg/5mL
Elixir		Foundation Consumer BrandsOTC MONOGRAPH DRUG
80070-340Diphenhydramine Hydrochloride 6.25 mg/5mL; Phenylephrine Hydrochloride 2.5 mg/5mL
Solution		Foundation Consumer BrandsOTC MONOGRAPH DRUG
69536-305Brompheniramine Maleate 2 mg/10mL
Solution		Foundation Consumer HealthcareOTC MONOGRAPH DRUG
69536-315Brompheniramine Maleate 2 mg/10mL; Dextromethorphan Hydrobromide 10 mg/10mL
Solution		Foundation Consumer HealthcareOTC MONOGRAPH DRUG
69536-335Acetaminophen 320 mg/10mL; Diphenhydramine Hydrochloride 12.5 mg/10mL
Solution		Foundation Consumer HealthcareOTC MONOGRAPH DRUG
69536-345Diphenhydramine Hydrochloride 12.5 mg/10mL
Solution		Foundation Consumer HealthcareOTC MONOGRAPH DRUG
69536-355
Kit		Foundation Consumer HealthcareOTC MONOGRAPH DRUG
69536-370Diphenhydramine Hydrochloride 12.5 mg/1
Tablet, Chewable		Foundation Consumer HealthcareOTC MONOGRAPH DRUG

Frequently asked questions

What is Dimetapp used for?

Uses temporarily relieves: nasal congestion runny nose sneezing itching of the nose or throat itchy, watery eyes due to hay fever temporarily restores freer breathing through the nose

Who makes Dimetapp?

Dimetapp is listed by 2 labelers in the FDA NDC directory, including Foundation Consumer Brands, Foundation Consumer Healthcare.