Pheniramine / Phenylephrine Dosage
Medically reviewed by Drugs.com. Last updated on Jun 4, 2025.
Applies to the following strengths: 17.5 mg-10 mg
Usual Adult Dose for:
Usual Pediatric Dose for:
Additional dosage information:
Usual Adult Dose for Allergic Rhinitis
Pheniramine 17 mg/phenylephrine 10 mg tablets: 1 tablet orally every 4 hours
Maximum dose: 6 tablets in 24 hours
Duration of therapy: 7 days
Use: Temporary relief of cold and allergy symptoms (rhinorrhea, sneezing, nasal congestion, and itchy nose, throat, or eyes).
Usual Pediatric Dose for Allergic Rhinitis
Pheniramine 17 mg/phenylephrine 10 mg tablets:
12 years and older: 1 tablet orally every 4 hours
Maximum dose: 6 tablets in 24 hours
Duration of therapy: 7 days
6 to under 12 years: One-half tablet orally every 4 hours
Maximum dose: 3 tablets in 24 hours
Duration of therapy: 7 days
Use: Temporary relief of cold and allergy symptoms (rhinorrhea, sneezing, nasal congestion, and itchy nose, throat, or eyes).
Renal Dose Adjustments
Data not available
Liver Dose Adjustments
Data not available
Precautions
CONTRAINDICATIONS:
- Concomitant monoamine oxidase inhibitor (MAOI) use or within 2 weeks of stopping a MAOI.
Safety and efficacy have not been established in patients younger than 6 years; this drug is not recommended for use in these patients.
Consult WARNINGS section for additional precautions.
Dialysis
Data not available
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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
