Children’s Tylenol Dosage Calculator by Weight

Find children's acetaminophen label directions using a weight or age range and matching the bottle strength. This educational calculator does not replace the medicine label or advice from a healthcare professional.

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Children’s Tylenol dosage calculator and chart by weight

Use the Children’s Tylenol dosage chart by weight for the US acetaminophen 160 mg/5 mL liquid. Match your bottle, find its printed weight band, then read the amount in mL together with the timing and limits below. For children under 2 years or under 24 lb, ask your child’s doctor. This tool does not determine whether acetaminophen is appropriate for your child.

Children’s Tylenol dosage calculator and chart by weight

US liquid products shown here only. Do not apply these amounts to another strength, formulation or country’s product. Use the measuring device supplied with your bottle and read the full label; this page does not reproduce every warning.

Children’s TYLENOL — 160 mg / 5 mL

Use weight if known; otherwise use age. The weight and age columns are alternatives from the label, not a formula. If the child is outside the listed age range or the weight falls outside a printed band, ask a clinician. Do not interpolate.

Children’s TYLENOL — 160 mg / 5 mL
Weight (lb)Age on labelLabel amountLabel reference
Under 24Under 2 yearsAsk your child’s doctorUnder 24 lb
24–352–3 years5 mL24–35 lb
36–474–5 years7.5 mL36–47 lb
48–596–8 years10 mL48–59 lb
60–719–10 years12.5 mL60–71 lb
72–9511 years15 mL72–95 lb

Label interval: every 4 hours while symptoms last. No more than 5 doses in 24 hours. Do not combine with another medicine containing acetaminophen.

Full TYLENOL label guidance

Infants’ TYLENOL — 160 mg / 5 mL

Use weight if known; otherwise use age. The weight and age columns are alternatives from the label, not a formula. If the child is outside the listed age range or the weight falls outside a printed band, ask a clinician. Do not interpolate.

Infants’ TYLENOL — 160 mg / 5 mL
Weight (lb)Age on labelLabel amountLabel reference
Under 24Under 2 yearsAsk your child’s doctorUnder 24 lb
24–352–3 years5 mL24–35 lb

Label interval: every 4 hours while symptoms last. No more than 5 doses in 24 hours. Do not combine with another medicine containing acetaminophen.

Full TYLENOL label guidance

Supported bottles

US liquid products supported by this calculator
BottleIngredientStrengthUses
Children’s TYLENOLAcetaminophen160 mg / 5 mLWeight or age
Infants’ TYLENOLAcetaminophen160 mg / 5 mLWeight or age

Does this tool use weight or age?

Use weight if possible; otherwise use age, as the manufacturer directs. The columns are alternatives for finding a printed label row. Check the age restrictions too: a higher weight does not remove the under-2 ask-doctor instruction. If the rows do not clearly apply, ask a clinician or pharmacist rather than choosing a larger amount.

Read the manufacturer’s full guidance

How do I read the Tylenol dosage chart?

Check the exact liquid and strength first. Find the printed weight band in pounds, or use the age alternative if weight is unavailable. Read across to the liquid amount in mL, then read the repeat interval and daily limit below the table. Use only the measuring device supplied with your product. The chart is a label lookup, not a calculation of whether this medicine is appropriate for a child.

What if the weight falls between two printed bands?

Do not round up, interpolate a liquid amount or choose an older age to obtain a result. If the printed bands or age restrictions do not clearly apply, ask a clinician or pharmacist with the exact bottle available. KinToolkit does not calculate a personalized mg/kg dose.

Does 160 mg per 5 mL mean every child gets 5 mL?

No. That is the liquid’s concentration, not a universal dose. The amount in mL comes from the applicable label row. Other strengths, chewables and combination products need their own directions; do not transfer a liquid amount to another formulation.

Is acetaminophen the same medicine as Tylenol?

Acetaminophen is the active ingredient in the Children’s Tylenol liquid shown here; Tylenol is its brand name. This calculator follows the listed Tylenol bottle’s label. A matching ingredient name alone does not establish that another product has the same directions.

Store-brand label references

Find the label for your exact store-brand product below. These are label references, not additional bottles in the guided questions. Use that flow only for bottles shown in its selector. Read your own package’s Drug Facts before use.

Published labels checked September 25, 2026. Product names, flavors and package codes identify the specific labels reviewed; other versions may differ.

Keep another caregiver in the loop

Share this calculator so they can match their own bottle. The link contains no child details or dosage results.

How KinToolkit prepares this information

KinToolkit organizes the selected US liquid medicine labels into bottle-matching tools and reference tables. The calculator and these tables use the same range lookup, not a continuous weight formula. Manufacturer labels are the primary sources; this summary does not establish an independently validated or clinically reviewed dosing protocol.

Label sources checked: . This is a source-check date, not a clinical-review date.

Before using label directions

Verify the active ingredient, concentration and warnings on your own package. KinToolkit is an independent educational tool, not a medical professional or a substitute for your child’s clinician. The brands mentioned above are not affiliated with KinToolkit.

Sources and accessible text

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