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Safety & Prevention

 Child's Weight (pounds) 20-24 25-37  38-49  50-99  100+   lbs 
 Liquid 12.5 mg/1 teaspoon (tsp) 3/4 1 1 1/2  --  tsp 
 Liquid 12.5 mg/5 milliliters (ml) 4 5 7.5 10 -- ml
 Chewable 12.5 mg -- 1 1 1/2 2 4 tablets
 Tablets 25 mg -- 1/2 1/2 1 2 tablets
 Capsules 25 mg -- -- -- 1 2 caps

Indications: Treatment of allergic reactions, nasal allergies, hives and itching.

Table Notes:

  • AGE LIMITS: For allergies, don't use under 1 year of age (Reason: it's a sedative). For colds, not recommended at any age (Reason: no proven benefits) and should be avoided if under 4 years old. 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
  • MEASURING the DOSAGE: Syringes and droppers are more accurate than teaspoons. If possible, use the syringe or dropper that comes with the medication. If you use a teaspoon, it should be a measuring spoon. Regular spoons are not reliable. Also, remember that 1 level teaspoon equals 5 ml and that ½ teaspoon equals 2.5 ml.
  • FREQUENCY: Repeat every 6 hours as needed
  • ADULT DOSAGE: 50 mg
  • CHILDREN’S BENADRYL FASTMELTS: Each fastmelt tablet contains the equivalent of 12.5 mg of Diphenhydramine HCL and dosed the same as chewable tablets

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Last Updated
5/11/2013
Source
My Child Is Sick! Expert Advice for Managing Common Illnesses and Injuries (Copyright © 2011 Barton D. Schmitt, MD, FAAP)
The information contained on this Web site should not be used as a substitute for the medical care and advice of your pediatrician. There may be variations in treatment that your pediatrician may recommend based on individual facts and circumstances.