Child Fever Medicine Dose by Weight
Children’s medicine is dosed by weight, not age — two children the same age can differ twofold in weight. Weight times the per-kilogram dose gives one dose; times the daily frequency gives the daily total.
Your numbers
Dose per go
180mg
Daily ceiling
720mg
Milligrams per kg
48mg
Formula
Dose per go = Weight (kg) × Dose (mg/kg)
The real dose and maximum frequency depend on the active ingredient and the product. Use this to check the label, and always follow the product instructions or your clinician before giving anything.
What to enter
| Input | Default | Accepted range |
|---|---|---|
| Weight (kg) (kg)The second weight you are comparing against. | 15 | 2 ~ 60 |
| Dose (mg/kg) (mg)How much drug is given per kilogram of body weight. | 12 | 5 ~ 20 |
| Feeds per dayHow many feeds there are in a day. | 4 | 1 ~ 6 |
Step by step
Quick reference table
Results when only Weight (kg) (kg) changes and everything else stays put.
| Weight (kg) (kg) | Dose per go (mg) | Daily ceiling (mg) | Milligrams per kg (mg) |
|---|---|---|---|
| 7.5 | 90 | 360 | 48 |
| 11.3 | 136 | 542 | 48 |
| 15 | 180 | 720 | 48 |
| 22.5 | 270 | 1,080 | 48 |
| 30 | 360 | 1,440 | 48 |
What each result means
| Result | At default values |
|---|---|
| Dose per go (mg)One dose scaled to weight — not to age. | 180 |
| Daily ceiling (mg)The total not to exceed in a day. | 720 |
| Milligrams per kg (mg)Milligrams per kilogram — used for drugs and caffeine ceilings. | 48 |
Common mistakes
The real dose and maximum frequency depend on the active ingredient and the product. Use this to check the label, and always follow the product instructions or your clinician before giving anything.
Glossary
- Weight (kg)
- The second weight you are comparing against.
- Dose (mg/kg)
- How much drug is given per kilogram of body weight.
- Feeds per day
- How many feeds there are in a day.
- Dose per go
- One dose scaled to weight — not to age.
- Daily ceiling
- The total not to exceed in a day.
- Milligrams per kg
- Milligrams per kilogram — used for drugs and caffeine ceilings.
Frequently asked questions
Q. How is Child Fever Medicine Dose by Weight calculated?
Dose per go = Weight (kg) × Dose (mg/kg) — Children’s medicine is dosed by weight, not age — two children the same age can differ twofold in weight. Weight times the per-kilogram dose gives one dose; times the daily frequency gives the daily total.
Q. Can you walk through an example?
With Weight (kg) 15kg, Dose (mg/kg) 12mg, Feeds per day 4, the answer is Dose per go 180mg.
Q. What do I need to enter?
Enter Weight (kg), Dose (mg/kg), Feeds per day. The result recalculates as you type, and an empty box counts as zero.
Q. How much does the answer move if I change a number?
Changing only Weight (kg) (kg) moves the answer to Weight (kg) (kg) 7.5 → Dose per go (mg) 90 and Weight (kg) (kg) 30 → Dose per go (mg) 360. The table below lays out five steps.
Q. How are the numbers rounded?
Money is shown to the nearest whole unit, percentages to one decimal place and everything else to two. What you see is rounded; the calculation itself carries the unrounded value forward.
Q. Anything to watch out for?
The real dose and maximum frequency depend on the active ingredient and the product. Use this to check the label, and always follow the product instructions or your clinician before giving anything.
Related calculators
These calculators help you understand health figures; they do not replace diagnosis or prescription. See a clinician if you have symptoms.