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Arnold Office: 1460 Ritchie Highway | Suite 209 | Arnold, MD 21012 • Phone: (410) 789-7337

Arundel Pediatrics

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Important Info

Medicine Dosage Charts

For your convenience, we have also provided these dosage charts for you to print.

Tyelnol (Acetaminophen) Dosage Chart

Tylenol can be given every 4 hours.
Do not give to children under 2 months of age.

Weight
(lbs)		 Dosage
(mgs)		 Infant Oral
Suspension
(160 mg/5 ml)		 Children's Oral
Suspension
(160 mg/5 ml)		 Chewable
(80 mg tab)		 Jr. Strength
(160 mg tab)		 Adult tab
(325 mg)
6 - 11 lbs 40 mg 1.25 ml = 1⁄4 tsp --- --- --- ---
12 - 17 lbs 80 mg 2.5 ml = 1⁄2 tsp 2.5 ml = 1⁄2 tsp --- --- ---
18 - 22 lbs 120 mg 3.75 ml = 3⁄4 tsp 3.75 ml = 3⁄4 tsp 11⁄2 tabs --- ---
23 - 35 lbs 160 mg 5 ml = 1 tsp 5 ml = 1 tsp 2 tabs 1 tab ---
36 - 47 lbs 240 mg --- 7.5 ml = 11⁄2 tsp 3 tabs 11⁄2 tab ---
48 - 59 lbs 320 mg --- 10 ml = 2 tsp 4 tabs 2 tabs 1 tab
60 - 71 lbs 400 mg --- 12.5 ml = 21⁄2tsp 5 tabs 21⁄2 tabs 1 tab
72 - 95 lbs 480 mg --- 15 ml = 3 tsp 6 tabs 3 tabs 11⁄2 tab
96+ lbs 640 mg --- 20 ml = 4 tsp 8 tabs 4 tabs 2 tabs

Motrin & Advil (Ibuprofen) Dosage Chart

Ibuprofen can be given every 6 hours.
Do not give to children under 6 months of age.

Weight
(lbs)		 Dosage
(mgs)		 Infant Oral
Suspension
(50 mg/1.25 ml)		 Children's Oral
Suspension
(100 mg/5 ml)		 Chewable
(50 mg tab)		 Jr. Strength
(100 mg tab)		 Adult tab
(200 mg)
6 - 11 lbs --- --- --- --- --- ---
12 - 17 lbs 50 mg 1.25 ml = 1 drop 2.5 ml = 1⁄2 tsp --- --- ---
18 - 22 lbs 75 mg 1.875 ml = 11⁄2 drops 3.75 ml = 3⁄4 tsp 11⁄2 tabs --- ---
23 - 35 lbs 100 mg 2.5 ml = 2 drops 5 ml = 1 tsp 2 tabs 1 tab ---
36 - 47 lbs 240 mg --- 7.5 ml = 11⁄2 tsp 3 tabs 11⁄2 tab ---
48 - 59 lbs 320 mg --- 10 ml = 2 tsp 4 tabs 2 tabs 1 tab
60 - 71 lbs 400 mg --- 12.5 ml = 21⁄2 tsp 5 tabs 21⁄2 tabs 1 tab
72 - 95 lbs 480 mg --- 15 ml = 3 tsp 6 tabs 3 tabs 11⁄2 tab
96+ lbs 640 mg --- 20 ml = 4 tsp 8 tabs 4 tabs 2 tabs

Benadryl (Diphenhydramine) Dosage Chart

Benadryl can be given every 6 hours.
Consult your physician for children under 12 months of age.

Weight
(lbs)		 Age
(years)		 Suspension
(12.5 mg/5 ml)		 Chewable
(12.5 mg tab)		 Fastmelts
(12.5 mg tab)		 Tab/Cap
(25 mg)
12 - 19 lbs 1 - 11⁄2 years 2.5 ml = 1⁄2 tsp --- --- ---
20 - 26 lbs 11⁄2 - 2 yrs 3.75 ml = 3⁄4 tsp --- --- ---
27 - 39 lbs 2 - 4 yrs 5 ml = 1 tsp 1 tab 1 tab ---
40 - 52 lbs 5 - 6 yrs 7.5 ml = 11⁄2 tsp 11⁄2 tab 11⁄2 tab ---
53 - 67 lbs 7 - 8 yrs 10 ml = 2 tsp 2 tabs 2 tabs 1 tab/cap
68 - 79 lbs 9 - 10 yrs 10 - 12.5 ml = 2-21⁄2 tsp 2 - 21⁄2 tabs 2 tabs 1 tab/cap
80 - 95 lbs 11 - 12 yrs 10 - 15 ml = 2 - 3 tsp 2 - 3 tabs 2 - 3 tabs 1 tab/cap
96+ lbs 12+ years 10 - 20 ml = 2 - 4 tsp 2 - 4 tabs 2 - 4 tabs 1 - 2 tab/cap

CAUTION!!!
Benadryl can cause significant sleepiness or an unexpected hyperactivity reaction in some children.
Dosing by weight is most accurate. ** Consult your physician for any questions.