Important Safety Note

• Always use your child’s weight for the best dose when possible.
• Always read the product label carefully before giving a dose.
• Use only the measuring device that comes with the product.
• Call your pediatrician before giving acetaminophen to a child under 2 years old.
• Do not use ibuprofen in babies under 6 months unless your pediatrician tells you to.
• If your baby is under 3 months old and has a fever, call right away.
• Never give adult medicine to children unless the chart specifically shows a dose.

Weight-Based Fever and Pain Medication Lookup

Enter your child’s weight in pounds to instantly view the matching chart row. Use the tabs to switch between acetaminophen and ibuprofen.

View Full Acetaminophen Dosing Chart

Weight	Liquid 160 mg/5 mL	Liquid 160 mg/1 tsp	Chewable 160 mg	Adult 325 mg	Adult 500 mg
6-11 lbs	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	1 tab	—	—
36-47 lbs	7.5 mL	1 1/2 tsp	1 1/2 tabs	—	—
48-59 lbs	10 mL	2 tsp	2 tabs	1 tab	—
60-71 lbs	12.5 mL	2 1/2 tsp	2 1/2 tabs	1 tab	—
72-95 lbs	15 mL	3 tsp	3 tabs	1 1/2 tabs	1 tab
96+ lbs	20 mL	4 tsp	4 tabs	2 tabs	1 tab

Acetaminophen is usually given every 4 to 6 hours as needed. Do not give more than 5 doses in 24 hours.

View Full Ibuprofen Dosing Chart

Weight	Infant Drops 50 mg/1.25 mL	Liquid 100 mg/5 mL	Liquid 100 mg/1 tsp	Chewable 100 mg	Junior 100 mg	Adult 200 mg
12-17 lbs	1.25 mL	2.5 mL	1/2 tsp	—	—	—
18-23 lbs	1.875 mL	3.75 mL	3/4 tsp	—	—	—
24-35 lbs	2.5 mL	5 mL	1 tsp	1 tab	—	—
36-47 lbs	3.75 mL	7.5 mL	1 1/2 tsp	1 1/2 tabs	—	—
48-59 lbs	5 mL	10 mL	2 tsp	2 tabs	2 tabs	1 tab
60-71 lbs	—	12.5 mL	2 1/2 tsp	2 1/2 tabs	2 1/2 tabs	1 tab
72-95 lbs	—	15 mL	3 tsp	3 tabs	3 tabs	1 1/2 tabs
96+ lbs	—	20 mL	4 tsp	4 tabs	4 tabs	2 tabs

Ibuprofen is usually given every 6 to 8 hours as needed. Do not use in babies under 6 months unless your pediatrician tells you to.

Fever in Children

Visit the main fever hub for a full overview of fever symptoms, home care, and when to call.

Home Treatment of Fever

Review practical at-home treatment steps for children with fever.

Fever Home Care

See ongoing home care and monitoring guidance for children with fever.

How to Take a Temperature

Learn the best way to check your child’s temperature by age and method.

Making Your Child Comfortable

Explore ways to help your child feel better during a fever.

Understanding a Fever

Learn what a fever means, why it happens, and when it may be more concerning.

When to Call Dyson Pediatrics

• your baby is under 3 months old and has a fever
• your child is under 2 years old and you are unsure about acetaminophen dosing
• your baby is under 6 months old and you are considering ibuprofen
• your child is not drinking well, is very sleepy, or seems much sicker than expected
• fever lasts longer than expected or keeps returning
• you are not sure which medicine or dose is safe for your child