Acetaminophen
| Medicine Name | May Give Every | 10-11 lbs. **Under 2mo call the doctor** | 12-17 lbs. | 18-23 lbs. | 24-35 lbs. | 36-47 lbs. | 48-59 lbs. | 60-85 lbs. |
|---|---|---|---|---|---|---|---|---|
| NEW INFANT CONCENTRATION (Suspension) Check Bottle! 160 mg/5 mL | 4-6 hours | 10-11 lbs.
**Under 2mo call the doctor** 1.25 mL |
12-17 lbs.
2.5 mL 1/2 tsp. |
18-23 lbs.
3.75 mL 3/4 tsp. |
24-35 lbs.
5 mL 1 tsp. |
36-47 lbs.
1 1/2 tsp. |
48-59 lbs.
2 tsp. |
60-85 lbs.
12.5mL or 2 1/2 tsp. (3 tsp. if over 72 lbs) |
| Chewable or Meltaway Junior 160 mg | 4-6 hours | 10-11 lbs.
**Under 2mo call the doctor** |
12-17 lbs.
|
18-23 lbs.
|
24-35 lbs.
|
36-47 lbs.
|
48-59 lbs.
2 tab. |
60-85 lbs.
2 1/2 tab. (3 tab. if over 72 lbs) |
| Chewable or Meltaway 80 mg tablets | 4-6 hours | 10-11 lbs.
**Under 2mo call the doctor** |
12-17 lbs.
|
18-23 lbs.
|
24-35 lbs.
2 tab. |
36-47 lbs.
3 tab. |
48-59 lbs.
4 tab. |
60-85 lbs.
5 tab. (6 tab. if over 72 lbs) |
| OLD INFANT CONCENTRATION (Drops) Check Bottle! 80 mg/0.8 mL* | 4-6 hours | 10-11 lbs.
**Under 2mo call the doctor** 1/2 dppr. 0.4 mL |
12-17 lbs.
1 dppr. 0.8 mL |
18-23 lbs.
1 1/2 dppr. 1.2 mL |
24-35 lbs.
2 dppr. 1.6 mL |
36-47 lbs.
|
48-59 lbs.
|
60-85 lbs.
|
| Suppository 120 mg | 4-6 hours | 10-11 lbs.
**Under 2mo call the doctor** |
12-17 lbs.
|
18-23 lbs.
1 supp. |
24-35 lbs.
1 1/2 supp. |
36-47 lbs.
|
48-59 lbs.
|
60-85 lbs.
- |
| Suppository 325 mg | 4-6 hours | 10-11 lbs.
**Under 2mo call the doctor** |
12-17 lbs.
|
18-23 lbs.
|
24-35 lbs.
1/2 supp. |
36-47 lbs.
3/4 supp. |
48-59 lbs.
1 supp. |
60-85 lbs.
- |
| Suppository 80 mg | 4-6 hours | 10-11 lbs.
**Under 2mo call the doctor** |
12-17 lbs.
1 supp. |
18-23 lbs.
1 1/2 supp. |
24-35 lbs.
2 supp. |
36-47 lbs.
|
48-59 lbs.
|
60-85 lbs.
- |
| Suspension 160 mg/5 ml | 4-6 hours | 10-11 lbs.
**Under 2mo call the doctor** |
12-17 lbs.
1/2 tsp. |
18-23 lbs.
3/4 tsp. |
24-35 lbs.
1 tsp. |
36-47 lbs.
1 1/2 tsp. |
48-59 lbs.
2 tsp. |
60-85 lbs.
2 1/2 tsp. (3 tsp. if over 72 lbs) |
Dosages for Acetaminophen medicines for different weights and ages
Customized from Acetaminophen v0.1 7/8/2025