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Diphenhydramine (Benadryl) Dosage

**Benadryl can be given every 6 HOURS.  CAUTION!!! Benadryl can cause significant sleepiness or an unexpected hyperactivity reaction in some children. Consult your physician for children under 12 MOS OF AGE.**

 

Dosing :  ¼ tsp=1.25ml     ½ tsp=2.5ml    1 tsp=5ml

 

DIPHENHYDRAMINE DOSING (BENADRYL)

Children’s Suspension Chewable Fast Melts Tab/Cap
Concentration 12.5 mg/5 ml 12.5 mg 12.5 mg 25 mg
WEIGHT AGE
12-19 lbs 1-1.5 yrs 2.5 ml
20-26 lbs 1.5-2 yrs 3.75 ml
27-39 lbs 2-4 yrs 5 ml 1 tab 1 tab
40-52 lbs 5-6 yrs 7.5 ml 1.5 tabs 1.5 tabs
53-67 lbs 7-8 yrs. 10 ml 2 tabs 2 tabs 1 tab/cap
68-79 lbs 9-10 yrs 10-12.5 ml 2-2.5 tabs 2-2.5 tabs 1 tab/cap
80-95 lbs 11-12 yrs 10-15 ml 2-3 tabs 2-3 tabs 1 tab/cap
96+ lbs 12+ yrs 10-20 ml 2-4 tabs 2-4 tabs 1-2 tabs/caps