Q: My 36-month-old fell asleep at 3 PM after a high fever and hasn't woken up for 8 hours. Should I wake her for food and medicine?

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:

I am currently caring for my 36-month-old daughter. She had a high fever of 39°C (102.2°F) for two days, but it dropped to 37°C (98.6°F) this morning. However, she fell asleep at 3:00 PM and hasn't woken up yet (it is now 11:00 PM). Should I wake her up to feed her and give her cold medicine? Or is she recovering and I should just let her sleep soundly? Her temperature is currently under 37°C.

Answer:

It is completely understandable to be worried about your child taking such a long nap after two days of high fever.

Current Situation

It is a natural physiological response for a child to sleep for long periods to relieve fatigue and heal during the recovery phase of a viral illness. The fact that her temperature has stabilized below 37°C (98.6°F) is a very positive sign.

What to Do Now

• Check on her once: Gently call her name or lightly shake her to check her responsiveness.

• If her response is normal: (e.g., she briefly opens her eyes, fusses, or tries to go right back to sleep) → You can offer a small sip of water or an electrolyte drink, and then let her go back to sleep.

• Medicine and Meals: If she does not wake up fully or refuses to eat, do not force her awake. It is perfectly fine to wait until she wakes up naturally. Skipping a dose or two of standard cold medicine is not a major issue and will not hinder her recovery.

• Nighttime Sleep: Since she has had an 8-hour nap, she might not sleep well through the rest of the night. This is common during the recovery period, and her normal sleep rhythm should begin to reset tomorrow.

Warning Signs (Seek immediate medical evaluation if you observe any of the following):

• She does not respond at all or is completely limp and severely lethargic when you try to wake her.

• She has rapid, labored breathing or an abnormal lip color (pale or bluish) when you check on her.

• She has not urinated for more than 12 hours.

• Her fever spikes again to 38.5°C (101.3°F) or higher.

If none of these warning signs are present, allow her to rest, but please consult a pediatrician if her symptoms persist or worsen in the coming days.

For extra peace of mind and clear guidance when tracking your child's symptoms, the FeverCoach app is always there to help.

fevercoach.us

Apple App Store

Google Play

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