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Chlorpheniramine/Phenylephrine

Chlorpheniramine/Phenylephrine Dosage

Kristianne Hannemann, PharmDMichelle Nguyen, PharmD
Reviewed by Kristianne Hannemann, PharmD, Michelle Nguyen, PharmD
Last reviewed on February 16, 2022

The average cost for 30 tablets of 4mg/10mg of Chlorpheniramine/Phenylephrine is $11.53 with a free GoodRx coupon.

tabletTablet

Dosage

Quantity

Price as low as

Price per unit

4mg/10mg

30 tablets

$11.53

$0.38

Typical dosage for Chlorpheniramine/Phenylephrine

Oral tablets

  • Each tablet contains 4 mg of chlorpheniramine and 10 mg of phenylephrine.
  • Adults and children 12 years and older: The typical dose is 1 tablet by mouth every 4 hours. Don't take more than 6 tablets in 24 hours.
  • Children 11 years old and younger: Don't use. Ask your child's provider for other options.

Oral liquid

  • Each 5 mL teaspoonful contains 4 mg of chlorpheniramine and 10 mg of phenylephrine.
  • Adults and children 12 years and older: The typical dose is 5 mL (1 teaspoon) by mouth every 4 hours. Don't take more than 30 mL in 24 hours.
  • Children 6 to 11 years old: The typical dose 2.5 mL (one-half teaspoon) by mouth every 4 hours. Don't give more than 15 mL in 24 hours.
  • Children 5 years old and younger: Ask your child's provider.
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