Resources > Medicine Dosages > Acetaminophen

Acetaminophen

 
Dosages for Acetaminophen medicines for different weights and ages
(Only use under 12 weeks of age at the disrection of your provider.)
Medicine Name May Give Every  6-11 lbs.
2-3 mo. 		 12-17 lbs.
4-11 mo. 		 18-23 lbs.
12-23 mo. 		 24-35 lbs.
2-3 yr. 		 36-47 lbs.
4-5 yr. 		 48-59 lbs.
6-8 yr. 		 60-85 lbs.
9-11 yr. 
All Medicines Do not exceed 5 doses in 24 hours
INFANT
CONCENTRATION
(Suspension)
160mg/5mL		 4 - 6 hours 1.25mL 2.5mL
1/2 tsp.		 3.75mL
3/4 tsp		 5mL
1 tsp.		 7.5mL or
1 1/2 tsp.		 10mL or
2 tsp.		 12.5mL or
2 1/2 tsp.
(3 tsp if
over 72 lbs)
Chewable or
Meltaway Junior
160 mg		 4 - 6 hours            2 tab.  2 1/2 tabs
(3 tabs if
over 72 lbs.) 
Chewable or
Meltaway
80 mg tablets		 4 - 6 hours        2 tab.  3 tab.  4 tab.  5 tab.
(6 tab over
72 lbs.) 
Suppository 120 mg 4 - 6 hours      1 supp.  1-1/2 supp.       
Suppository 325 mg 4 - 6 hours        1/2 supp.  3/4 supp.  1 supp.   
Suppository 80 mg 4 - 6 hours    1 supp.  1-1/2 supp.  2 supp.       
Suspension
160 mg/5 ml		 4 - 6 hours  1.25mL 2.5mL or
1/2 tsp. 		 3.75mL or
3/4 tsp. 		 5mL or
1 tsp. 		 7.5mL or
1 1/2 tsp. 		 10mL or
2 tsp. 		 12.5mL or
2 1/2 tsp.
(3 tsp if
over 72 lbs) 
 
Do not exceed 5 doses in 24 hours

INFANT CONCENTRATION
(Suspension) 160mg/5mL

May Give Every 4 - 6 hours
  • 10-11 lbs. 2-3 mo. - 1.25mL
  • 12-17 lbs. 4-11 mo. - 2.5mL or 1/2 tsp.
  • 18-23 lbs. 12-23 mo. - 3.75mL or 3/4 tsp.
  • 24-35 lbs. 2-3 yr. - 5mL or 1 tsp.
  • 36-47 lbs. 4-5 yr. - 7.5mL or 1 1/2 tsp.
  • 48-59 lbs. 6-8 yr. - 10mL or 2 tsp.
  • 60-85 lbs. 9-11 yr. - 12.5mL or 2 1/2 tsp.or (3 tsp if over 72 lbs)


Chewable or Meltaway Junior
160 mg

May Give Every 4 - 6 hours
  • 48-59 lbs. 6-8 yr. - 2 tab.
  • 60-85 lbs. 9-11 yr. - 2 1/2 tabs (3 tabs if over 72 lbs.)
 

Chewable or Meltaway
80 mg tablets

May Give Every 4 - 6 hours
  • 24-35 lbs. 2-3 yr. - 2 tab.
  • 36-47 lbs. 4-5 yr. - 3 tab.
  • 48-59 lbs. 6-8 yr. - 4 tab.
  • 60-85 lbs. 9-11 yr. - 5 tab. (6 tab over 72 lbs.)
 

Suppository 120 mg

May Give Every 4 - 6 hours
  • 18-23 lbs. 12-23 mo. - 1 supp.
  • 24-35 lbs. 2-3 yr. - 1-1/2 supp.


Suppository 325 mg

May Give Every 4 - 6 hours
  • 24-35 lbs. 2-3 yr. - 1/2 supp.
  • 36-47 lbs. 4-5 yr. - 3/4 supp.
  • 48-59 lbs. 6-8 yr. - 1 supp.
 

Suppository 80 mg

May Give Every 4 - 6 hours
  • 12-17 lbs. 4-11 mo. - 1 supp.
  • 18-23 lbs. 12-23 mo. - 1 1/2 supp.
  • 24-35 lbs. 2-3 yr. - 2 supp.
 

Suspension 160 mg/5 mL

May Give Every 4 - 6 hours
  • 12-17 lbs. 4-11 mo. - 2.5mL or 1/2 tsp.
  • 18-23 lbs. 12-23 mo. - 3.75mL or 3/4 tsp.
  • 24-35 lbs. 2-3 yr. - 5mL or 1 tsp.
  • 36-47 lbs. 4-5 yr. - 7.5mL or 1 1/2 tsp.
  • 48-59 lbs. 6-8 yr. - 10mL or 2 tsp.
  • 60-85 lbs. 9-11 yr. - 12.5mL or 2 1/2 tsp. (3 tsp if over 72 lbs)