Q: Can I give my child acetaminophen for a mild fever after taking Hamidon and Comi syrup for viral gastroenteritis?
- Myeongchan Kim
- Jun 3
- 2 min read
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:
Hello, my child was diagnosed with viral gastroenteritis today. During our hospital visit, the symptoms were mild, with only one episode of vomiting and no diarrhea. We received prescription medication, but now my child has developed a mild fever ranging from 37.8°C to 38°C. Around 8:30 PM, my child took 3.5ml of Hamidon suspension and 4ml of Comi syrup. Is it safe to give an acetaminophen-based fever reducer right now?
Answer:
Hello. I understand you must be worried about your child developing a mild fever after being diagnosed with viral gastroenteritis.
Guidance on Fever Reducers:
Hamidon suspension and Comi syrup do not contain any fever-reducing ingredients. Therefore, it is safe to give your child an acetaminophen-based fever reducer (such as Tylenol) alongside these medications.
However, a temperature of 37.8–38°C is considered a mild fever. If your child is playful and does not seem visibly uncomfortable, you can simply monitor them without giving the fever reducer right away. If they become fussy, irritable, or seem to be struggling, you may go ahead and administer the medication.
Precautions for Viral Gastroenteritis:
Hydration is the top priority: Offer water or oral electrolyte solutions in small, frequent amounts.
Watch for signs of dehydration: Look out for a significant decrease in urine output, dry lips, or a lack of tears when crying.
If vomiting occurs: Wait for about 30 minutes to let the stomach settle, then start by offering just 1 to 2 sips of water at a time.
When to Visit the Emergency Room Immediately:
Please seek immediate emergency medical care if you notice any of the following:
No urination for more than 8 hours.
Severe abdominal pain or bloody stools.
A high fever (39°C or above) accompanied by severe lethargy or unresponsiveness.
Viral gastroenteritis typically improves within 2 to 3 days. Please continue to monitor your child's condition closely at home, and consult your pediatrician for a follow-up evaluation if symptoms worsen or do not resolve within a few days.

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




