Acetaminophen / Guaifenesin / Phenylephrine Dosage
Applies to the following strengths: 325 mg-200 mg-5 mg/15 mL; 325 mg-200 mg-5 mg; 325 mg-100 mg-5 mg; 325 mg-200 mg-15 mg; 650 mg-400 mg-10 mg/20 mL; 250 mg-1100 mg-30 mg; 650 mg-600 mg-20 mg
Usual Adult Dose for:
Usual Pediatric Dose for:
Additional dosage information:
Usual Adult Dose for Cough and Nasal Congestion
Acetaminophen/guaifenesin/phenylephrine 250 mg-1100 mg-30 mg oral tablet, extended release
1 tablet orally every 12 hours not to exceed 2 tablets daily.
Acetaminophen/guaifenesin/phenylephrine 325 mg-200 mg-5 mg oral tablet:
2 tablets orally every 4 hours not to exceed 12 tablets daily.
Acetaminophen/guaifenesin/phenylephrine 325 mg-200 mg-5 mg/15 mL oral syrup:
30 mL orally every 4 hours not to exceed 6 doses daily.
Acetaminophen/guaifenesin/phenylephrine 650 mg-600 mg-20 mg oral tablet:
1 tablet orally every 8 hours not to exceed 3 tablets daily.
Usual Pediatric Dose for Cough and Nasal Congestion
Acetaminophen/guaifenesin/phenylephrine 250 mg-1100 mg-30 mg oral tablet, extended release
6 to 11 years: 1/2 tablet orally every 12 hours not to exceed 1 tablet daily.
12 years or older: 1 tablet orally every 12 hours not to exceed 2 tablets daily.
Acetaminophen/guaifenesin/phenylephrine 325 mg-200 mg-5 mg oral tablet:
12 years or older: 2 tablets orally every 4 hours not to exceed 12 tablets daily.
Acetaminophen/guaifenesin/phenylephrine 325 mg-200 mg-5 mg/15 mL oral syrup:
12 years or older: 30 mL orally every 4 hours not to exceed 6 doses daily.
Acetaminophen/guaifenesin/phenylephrine 650 mg-600 mg-20 mg oral tablet:
6 to 11 years: 1/2 tablet orally every 8 hours not to exceed 1 and 1/2 tablets daily.
12 years or older: 1 tablet orally every 8 hours not to exceed 3 tablets daily.
Renal Dose Adjustments
Data not available
Liver Dose Adjustments
Data not available
Dialysis
Data not available
More about acetaminophen / guaifenesin / phenylephrine
- Check interactions
- Compare alternatives
- Pricing & coupons
- Drug images
- Side effects
- Drug class: upper respiratory combinations
Patient resources
Other brands
Theraflu Warming Relief Cold and Chest Congestion
Related treatment guides
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.