Acetaminophen
Dosages for Acetaminophen medicines for different weights and ages
(Do not use under 2 months of age. Please reach out to our office.)
Do not exceed 5 doses in 24 hours
| Medicine | 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. |
|---|---|---|---|---|---|---|---|---|
| Infant/Child Concentration (Suspension) 160 mg/5mL | 4-6 hours | 6-11 lbs.
2-3 mo. 1.25 mL |
12-17 lbs.
4-11 mo. 2.5 mL 1/2 tsp. |
18-23 lbs.
12-23 mo. 3.75 mL 3/4 tsp. |
24-35 lbs.
2-3 yr. 5 mL 1 tsp. |
36-47 lbs.
4-5 yr. 7.5 mL 1-1/2 tsp. |
48-59 lbs.
6-8 yr. 10 mL 2 tsp. |
60-85 lbs.
9-11 yr. 12.5 mL or 2-1/2 tsp. (3 tsp. if over 72 lbs) |
| Chewable or Meltaway Junior 160 mg | 4-6 hours | 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. 2 tab. |
60-85 lbs.
9-11 yr. 2-1/2 tab. (3 tab. if over 72 lbs) |
| Chewable or Meltaway 80 mg tablets | 4-6 hours | 6-11 lbs.
2-3 mo. - |
12-17 lbs.
4-11 mo. - |
18-23 lbs.
12-23 mo. - |
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. if over 72 lbs) |
| Suppository 120 mg | 4-6 hours | 6-11 lbs.
2-3 mo. - |
12-17 lbs.
4-11 mo. - |
18-23 lbs.
12-23 mo. 1 supp. |
24-35 lbs.
2-3 yr. 1-1/2 supp. |
36-47 lbs.
4-5 yr. - |
48-59 lbs.
6-8 yr. - |
60-85 lbs.
9-11 yr. - |
| Suppository 325 mg | 4-6 hours | 6-11 lbs.
2-3 mo. - |
12-17 lbs.
4-11 mo. - |
18-23 lbs.
12-23 mo. - |
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. |
60-85 lbs.
9-11 yr. - |
| Suppository 80 mg | 4-6 hours | 6-11 lbs.
2-3 mo. - |
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. |
36-47 lbs.
4-5 yr. - |
48-59 lbs.
6-8 yr. - |
60-85 lbs.
9-11 yr. - |
| Suspension 160 mg/5 ml | 4-6 hours | 6-11 lbs.
2-3 mo. 1.25 mL |
12-17 lbs.
4-11 mo. 1.25 mL or 1/2 tsp. |
18-23 lbs.
12-23 mo. 3.75 mL or 3/4 tsp. |
24-35 lbs.
2-3 yr. 5 mL or 1 tsp. |
36-47 lbs.
4-5 yr. 7.5 mL or 1-1/2 tsp. |
48-59 lbs.
6-8 yr. 10 mL or 2 tsp. |
60-85 lbs.
9-11 yr. 12.5 mL or 2-1/2 tsp. (3 tsp if over 72 lbs) |
Customized from Acetaminophen v0.1 7/8/2025
