Q: What is the correct dosage of fever medication for a child weighing 28 kg (62 lbs)?
Medically reviewed by Sang Hyun Ahn, MD
Content edited by Myeongchan Kim, MD
This post is a dramatization of a question and answer session experienced by our actual medical reviewers. Please note that this content is for informational purposes only and does not constitute medical advice. Always consult with a qualified healthcare professional for any health concerns or before making any decisions related to your health or treatment.
Question:
My daughter weighs 28 kg (around 62 lbs) and suddenly developed a high fever. How many milliliters of fever medication should I give her?
Answer:
Dosages for pediatric fever reducers are based on a child's weight rather than their age. For a child weighing 28 kg, the appropriate dosages for common fever medications are outlined below:
1. Acetaminophen (e.g., Children's Tylenol)
Standard Dosage: 10–15 mg/kg per dose = 280 mg to 420 mg
Volume (for standard 32 mg/ml or 160 mg/5 ml concentration): 8.8 ml to 13.1 ml (a common target dose is 11 ml, which equals approximately 352 mg)
Frequency: Every 4 to 6 hours as needed
Maximum: Do not exceed 5 doses in a 24-hour period
Note: Always check the product label to confirm the concentration before administering.
2. Ibuprofen (e.g., Children's Motrin/Advil, Brufen — for children 6 months and older)
Standard Dosage: 5–10 mg/kg per dose = 140 mg to 280 mg
Volume by Concentration:
For 20 mg/ml suspension (100 mg/5 ml): 7 ml to 14 ml (a common target dose is 10 ml, which equals 200 mg)
For 40 mg/ml suspension: 3.5 ml to 7 ml (a common target dose is 5 ml, which equals 200 mg)
Frequency: Every 6 to 8 hours as needed
Maximum: Do not exceed 4 doses in a 24-hour period
Key Safety Tips
Use Proper Measuring Tools: Always measure the dose using the syringe or measuring cup that came with the medicine. Do not use household kitchen spoons, as they are not accurate.
Focus on Comfort: Fever is the body's natural defense mechanism. The main goal of fever medicine is to keep your child comfortable and hydrated, not necessarily to make the fever disappear entirely.
Supportive Care: Offer plenty of fluids to prevent dehydration, and dress her in light, breathable clothing.
When to Seek Immediate Medical Attention
Go to an emergency department or seek urgent medical evaluation if your child develops any of the following symptoms:
Decreased responsiveness, extreme lethargy, or difficulty waking up
Seizures or convulsions
Trouble breathing, rapid breathing, or grunting
Signs of dehydration (no urine for over 6–8 hours, dry lips/mouth, crying without tears)
A high fever lasting longer than 3 days
If her fever does not improve or if you are unsure of her symptoms, consult your pediatrician or take her to an urgent care clinic for an in-person evaluation.
For extra peace of mind and clear guidance when tracking your child's symptoms, the FeverCoach app is always there to help.
