Benadryl (diphenhydramine HCI) Dosage Chart Give the weight appropriate dosage listed below every 4-6 hours as needed, or as recommended by your pediatrician. ****Children 6 months and under consult your physician for Benadryl dosing**** Weight (pounds) Elixir (12.5 mg/5 ml) 8-9 10-11 12-16 17-21 22-25 26-33 33-39 40-45 46-52 53-58 59-65 66-72 73-80 81-88 89-99 100-109 ≥ 110 1.25 ml (¼ tsp) 2 ml 2.5 ml ( ½ tsp) 3.75 ml (¾ tsp) 4 ml 5 ml ( 1 tsp) 6 ml 7 ml ( 1 ½ tsp) 9 ml 10 ml (2 tsp) 11 ml 12 ml (2 ½ tsp) 14 ml 15 ml ( 3 tsp) 17 ml 18 ml 20 ml (4 tsp) Fast Melt Chewable (12.5 mg tablets) 1 1 1½ 1½ 2 2 2½ 2½ 3 3 4 4 Tablets/ Quick Dissolve Strips (25 mg) 1 tab/strip 1 tab/strip 1 ½ tab/strip 1 ½ tab/strip 1 ½ tab/strip 2 tabs/strip 2 tabs/strip 2 tabs/strip Weight (kg) 4 5 6-7 8-9 10-11 12-14 15-17 18-20 21-23 24-26 27-29 30-32 33-36 37-40 41-44 45-49 ≥ 50 ***The above is the recommended safe dosage based on your child’s weight. If the listed dosage makes your child too sleepy, you may need to decrease the amount of medicine given in each dose*** www.childrenschoicepediatrics.com
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