Acetaminophen / Phenylephrine Dosage
Medically reviewed by Drugs.com. Last updated on Jul 31, 2023.
Applies to the following strengths: 325 mg-5 mg; 650 mg-10 mg; 500 mg-15 mg; 250 mg-5 mg; 80 mg-1.25 mg; 500 mg-5 mg
Usual Adult Dose for:
Usual Pediatric Dose for:
Additional dosage information:
Usual Adult Dose for Nasal Congestion
325 mg acetaminophen / 5 mg phenylephrine tablets/gelcaps: 2 orally every 4 hours
Maximum dose: 5 doses per day
500 mg acetaminophen / 5 mg phenylephrine tablets: 2 orally every 6 hours
Maximum dose: 4 doses per day
Usual Adult Dose for Sinus Symptoms
325 mg acetaminophen / 5 mg phenylephrine tablets/gelcaps: 2 orally every 4 hours
Maximum dose: 5 doses per day
500 mg acetaminophen / 5 mg phenylephrine tablets: 2 orally every 6 hours
Maximum dose: 4 doses per day
Usual Adult Dose for Headache
325 mg acetaminophen / 5 mg phenylephrine tablets/gelcaps: 2 orally every 4 hours
Maximum dose: 5 doses per day
500 mg acetaminophen / 5 mg phenylephrine tablets: 2 orally every 6 hours
Maximum dose: 4 doses per day
Usual Pediatric Dose for Nasal Congestion
325 mg acetaminophen / 5 mg phenylephrine tablets/gelcaps:
12 years and older: 2 orally every 4 hours
Maximum dose: 5 doses per day
500 mg acetaminophen / 5 mg phenylephrine tablets:
12 years and older: 2 orally every 6 hours
Maximum dose: 4 doses per day
Usual Pediatric Dose for Sinus Symptoms
325 mg acetaminophen / 5 mg phenylephrine tablets/gelcaps:
12 years and older: 2 orally every 4 hours
Maximum dose: 5 doses per day
500 mg acetaminophen / 5 mg phenylephrine tablets:
12 years and older: 2 orally every 6 hours
Maximum dose: 4 doses per day
Usual Pediatric Dose for Headache
325 mg acetaminophen / 5 mg phenylephrine tablets/gelcaps:
12 years and older: 2 orally every 4 hours
Maximum dose: 5 doses per day
500 mg acetaminophen / 5 mg phenylephrine tablets:
12 years and older: 2 orally every 6 hours
Maximum dose: 4 doses per day
Renal Dose Adjustments
Data not available
Liver Dose Adjustments
Use with caution in liver disease.
Precautions
CONTRAINDICATIONS:
- Hypersensitivity to any of the ingredients
- Current use of any other drug containing acetaminophen.
- 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 12 years.
Consult WARNINGS section for additional precautions.
Dialysis
Data not available
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
