Community Health Network

Ranked among the nation's most integrated healthcare systems, Community Health Network is Central Indiana's leader in providing convenient access to exceptional healthcare services, where and when patients need them—in hospitals, health pavilions, workplaces, schools and homes.

Explore Community


Pediatric - Dextromethorphan Dosage Table

Dextromethorphan dosage table

Back to Index

Dextromethorphan Dosage Table
Child's weight more than (pounds)163248648096130lbs
Total amount (mg)2.557.51012.51520mg
Liquid 5 mg/5 ml (tsp)½123--tsp
Liquid 7.5 mg/5 ml (tsp)----1123tsp
Liquid 10 mg/5 ml (tsp)------112tsp

Indication: Cough suppressant. Dextromethorphan (DM) is present in most cough syrups.

Table Notes:

  • AGE LIMIT: Don’t use under 4 years of age. Over 4 years of age: NOT recommended as primary treatment of cough. Use honey instead. Avoid multi-ingredient products in children under 6 years of age. (Reason: FDA recommendations 10/2008).
  • DOSAGE: Determine by finding child's weight in the top row of the dosage table.
  • ADULT DOSE: 20 mg
  • FREQUENCY: Repeat every 6-8 hours as needed

Author and Senior Reviewer: Barton D. Schmitt, M.D.

Content Set: Pediatric HouseCalls Online

Pediatric HouseCalls Online

Proud sponsors

  • Indiana Fever
  • Indianapolis Indians
  • Indiana Pacers
  • Sarah Fisher Hartman Racing
  • Indy Eleven
  • Indy Fuel

Health and wellness shopping

  • Home Health Medical online store for medical supplies and equipment
  • Wellspring Pharmacy
  • FigLeaf Boutique
  • Jasmine gift shop