Brompheniramine / Phenylephrine Dosage
Medically reviewed by Drugs.com. Last updated on Aug 21, 2023.
Applies to the following strengths: 4 mg-10 mg; 2 mg-5 mg/5 mL; 1 mg-2.5 mg/5 mL; 1 mg-2.5 mg; 4 mg-5 mg/5 mL; 6 mg-7.5 mg; 12 mg-15 mg; 6 mg-10 mg/5 mL; 6 mg-15 mg; 6 mg-19 mg; 6 mg-30 mg; 4 mg-10 mg/5 mL; 12 mg-10 mg/5 mL; 4 mg-7.5 mg/5 mL; 2 mg-7.5 mg/5 mL; 12 mg-20 mg/5 mL
Usual Adult Dose for:
Usual Pediatric Dose for:
Additional dosage information:
Usual Adult Dose for Allergic Rhinitis
Brompheniramine 2 mg/ phenylephrine 5 mg per 10 mL liquid: 20 mL every 4 hours
Maximum dose: 6 doses per 24 hours
Brompheniramine 4 mg/ phenylephrine 10 mg per tablet: 1 tablet every 4 hours
Maximum dose: 6 doses per 24 hours
Usual Adult Dose for Nasal Congestion
Brompheniramine 2 mg/ phenylephrine 5 mg per 10 mL liquid: 20 mL every 4 hours
Maximum dose: 6 doses per 24 hours
Brompheniramine 4 mg/ phenylephrine 10 mg per tablet: 1 tablet every 4 hours
Maximum dose: 6 doses per 24 hours
Usual Adult Dose for Rhinitis
Brompheniramine 2 mg/ phenylephrine 5 mg per 10 mL liquid: 20 mL every 4 hours
Maximum dose: 6 doses per 24 hours
Brompheniramine 4 mg/ phenylephrine 10 mg per tablet: 1 tablet every 4 hours
Maximum dose: 6 doses per 24 hours
Usual Pediatric Dose for Allergic Rhinitis
Brompheniramine 1 mg/ phenylephrine 2.5 mg per 5 mL liquid:
6 to under 12 years: 10 mL every 4 hours
Maximum dose: 6 doses per 24 hours
Brompheniramine 2 mg/ phenylephrine 5 mg per 10 mL liquid:
12 years and older: 20 mL every 4 hours
6 to under 12 years: 10 mL every 4 hours
Maximum dose: 6 doses per 24 hours
Brompheniramine 4 mg/ phenylephrine 10 mg per tablet:
12 years and older: 1 tablet every 4 hours
6 to under 12 years: One-half tablet every 4 hours
Maximum dose: 6 doses per 24 hours
Usual Pediatric Dose for Nasal Congestion
Brompheniramine 1 mg/ phenylephrine 2.5 mg per 5 mL liquid:
6 to under 12 years: 10 mL every 4 hours
Maximum dose: 6 doses per 24 hours
Brompheniramine 2 mg/ phenylephrine 5 mg per 10 mL liquid:
12 years and older: 20 mL every 4 hours
6 to under 12 years: 10 mL every 4 hours
Maximum dose: 6 doses per 24 hours
Brompheniramine 4 mg/ phenylephrine 10 mg per tablet:
12 years and older: 1 tablet every 4 hours
6 to under 12 years: One-half tablet every 4 hours
Maximum dose: 6 doses per 24 hours
Usual Pediatric Dose for Rhinitis
Brompheniramine 1 mg/ phenylephrine 2.5 mg per 5 mL liquid:
6 to under 12 years: 10 mL every 4 hours
Maximum dose: 6 doses per 24 hours
Brompheniramine 2 mg/ phenylephrine 5 mg per 10 mL liquid:
12 years and older: 20 mL every 4 hours
6 to under 12 years: 10 mL every 4 hours
Maximum dose: 6 doses per 24 hours
Brompheniramine 4 mg/ phenylephrine 10 mg per tablet:
12 years and older: 1 tablet every 4 hours
6 to under 12 years: One-half tablet every 4 hours
Maximum dose: 6 doses per 24 hours
Renal Dose Adjustments
Data not available
Liver Dose Adjustments
Data not available
Precautions
CONTRAINDICATIONS:
- Current use of a monoamine oxidase inhibitor (MAOI) or use within 14 days of stopping a MAOI.
Safety and efficacy have not been established in patients younger than 6 years.
Consult WARNINGS section for additional precautions.
Dialysis
Data not available
Other Comments
Patient advice:
- Take only as directed.
- Avoid drinking alcohol while on this drug.
- Discontinue for nervousness, dizziness, or sleepiness.
- Use caution if driving a motor vehicle or operating machinery.
- If symptoms last over 7 days or are accompanied by fever, seek medical attention.
More about brompheniramine / phenylephrine
- Check interactions
- Compare alternatives
- Side effects
- During pregnancy
- Drug class: upper respiratory combinations
Patient resources
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
