Tomato Flu Virus Symptoms, Causes & Treatment – A Complete Guide for Indian Patients

You might've heard about it in the news or from a worried parent at school — tomato flu sounds strange, doesn't it? At first glance, it may even seem like some joke or weird food allergy. But no, it's a real viral illness that’s been affecting kids in several parts of India. And the name? That comes from the round, red blisters that appear on the skin — they actually look a bit like tomatoes.
The good news? It's not as scary as it sounds. But it's important to understand the signs, how it spreads, and what to do if someone in your home starts showing symptoms. This guide is here to make things clearer for you — whether you're a parent, a teacher, or just someone concerned about the latest health headlines.
What is Tomato Flu?
Tomato flu, also known as tomato fever, is a viral infection first reported in India, particularly in states like Kerala and Tamil Nadu. It primarily affects children under the age of five, though a few cases in older kids and even adults have been seen.
Despite the alarming name, tomato flu is not related to tomatoes or caused by eating them. Instead, the term comes from the distinctive red, tomato-like blisters that develop on the body, particularly the hands, feet, and mouth — similar to Hand, Foot, and Mouth Disease (HFMD).
Some experts suggest that tomato flu might just be a variation or after-effect of viral infections like HFMD or chikungunya. However, its exact cause hasn’t been confirmed yet, which makes ongoing monitoring important.
Symptoms of Tomato Flu Virus
The very first symptoms of tomato flu are often mild and can easily be confused with other viral illnesses. But there are a few key signs to watch for.
-
Fever: Usually the first sign. It may be moderate or high-grade.
-
Fatigue and body ache: Common in most viral fevers, and tomato flu is no exception.
-
Red blisters: The hallmark symptom. These blisters may appear on the mouth, hands, feet, buttocks, and sometimes even inside the mouth.
-
Skin irritation: Kids may become restless due to itchiness and discomfort from the blisters.
-
Dehydration: Because of fever and mouth sores, kids may stop drinking fluids — that can lead to dehydration quickly.
-
Coughing or nasal congestion: Less common, but still reported in a few cases.
Some children also experience diarrhea, vomiting, and swelling in joints. It’s crucial not to panic if your child shows these signs. In many cases, the symptoms resolve on their own with proper care and rest.
How is Tomato Flu Different from Other Viral Infections?
Here’s where it gets tricky. The symptoms can overlap with dengue, chikungunya, and even COVID-19, especially in the early stages. But unlike those, tomato flu doesn't usually involve a drop in platelet count or respiratory complications.
Also, the appearance of tomato-like rashes is unique. In dengue, rashes are more like small red dots — not big, swollen blisters.
How Long Does Tomato Flu Last?
One of the most frequent questions doctors hear is, “How long does tomato flu last?” The answer isn’t always the same, but most mild cases tend to resolve within 7 to 10 days. The fever usually subsides within 2–3 days, while the blisters might take a little longer to heal completely.
During this time, it's super important to keep the child isolated, hydrated, and comfortable. Even though it’s not life-threatening, tomato flu can be quite uncomfortable for little ones, and the blisters may cause a lot of irritation or even pain.
Parents often worry whether the symptoms might linger or get worse, but in most cases, recovery is smooth as long as rest and proper care are given. One mistake some make is sending their child back to school too early, which can lead to further spread or slow down recovery.
Is Tomato Flu Contagious? How Does it Spread?
Yes — tomato flu is contagious, and that’s why early detection matters.
It spreads through close contact, much like the common cold or other viral infections. Kids sharing toys, towels, food, or even just playing closely together can pass the virus on to each other. Because younger children often have lower immunity and less awareness of hygiene, they’re more prone to catching it.
Common transmission routes include:
-
Saliva
-
Nasal discharge
-
Touching contaminated surfaces
-
Direct contact with the blisters or fluid from them
Adults aren’t totally safe either. While rare, a few adult cases have been reported — especially among caregivers or healthcare workers.
Causes and Transmission
Now let’s talk about what causes this odd-sounding illness. Scientists haven’t yet pinpointed the exact virus responsible, but many suspect it’s a viral fever variant, potentially linked to Hand, Foot, and Mouth Disease or a post-viral complication of other illnesses like chikungunya or dengue.
There’s no evidence that it’s a new strain of COVID-19, though that’s been a common fear among many parents (understandably). However, due to the similarity in early symptoms, testing may be needed to rule out other viruses — especially during seasonal outbreaks when dengue and flu cases spike too.
Transmission is highest among:
-
Children aged 1–9 years
-
School environments or daycare centers
-
Families with multiple kids or shared spaces
It’s not airborne in the way COVID-19 is, but rather spreads through direct contact, which is why hand hygiene and isolation remain your best defenses.
Why is Tomato Flu Mostly Seen in Children?
Simple answer: kids touch everything. Constantly.
From licking fingers to rubbing faces after playing on the floor, kids — especially under age 5 — are at higher risk because their immune systems are still developing, and hygiene habits are inconsistent. Add to that crowded environments like anganwadis or pre-schools, and you've got a perfect breeding ground for infections like tomato flu.
Interestingly, older kids and adults can technically contract it too, but they usually have stronger immune defenses. In adults, if it does appear, the symptoms are often milder — and sometimes even go unnoticed.
Diagnosis and Medical Advice
If your child shows symptoms like blisters, fever, or fatigue, don’t jump to conclusions — but also don’t wait too long. Visit a pediatrician to rule out other infections like HFMD, chickenpox, or even dengue.
There’s no specific diagnostic test for tomato flu right now. Doctors usually go by:
-
Clinical examination
-
Medical history
-
Ruling out diseases like COVID-19, dengue, and chikungunya through testing
Some parents might ignore mild symptoms at first — thinking it’s "just heat rash" or “a normal viral.” But early care can prevent complications, especially with hydration and skin care. You don’t want those blisters to get infected or your child to suffer more than necessary.
Treatment and Home Remedies
There’s no vaccine or specific anti-viral medicine for tomato flu yet. Treatment is mostly supportive, focused on relieving discomfort.
Here’s what doctors generally recommend:
-
Paracetamol for fever
-
Hydration: coconut water, ORS, soups — whatever keeps fluids going in
-
Topical creams to soothe itching (under medical advice)
-
Isolation for at least 7–10 days to avoid spreading
What you can do at home:
-
Keep your child cool and clean. Lukewarm sponge baths can help with discomfort.
-
Avoid spicy, acidic foods if there are mouth blisters.
-
Use clean, cotton clothes and bedding to reduce skin irritation.
-
Disinfect toys, water bottles, and high-contact surfaces daily.
Just don’t rely too much on unverified home remedies floating around on WhatsApp. Some of them might even worsen the blisters.
Tomato Flu in India – Regional Cases and Updates
Tomato flu cases were first reported in Kerala in early 2022, especially in Kollam and Anchal districts. From there, reports started coming in from Tamil Nadu, Odisha, and even Maharashtra.
Thankfully, the Indian government acted quickly. Surveillance and isolation guidelines were released, and local health centers were instructed to track symptoms and report clusters of cases.
Current Indian states with reported cases:
-
Kerala
-
Tamil Nadu
-
Odisha
-
Haryana
-
Some isolated cases in Delhi and Maharashtra
Most of the time, local transmission was linked to schools or daycares, making awareness among parents and teachers super important.
Conclusion
Tomato flu might have a weird name, but it’s a real illness that deserves real attention. While not dangerous in most cases, it can cause serious discomfort and quickly spread if not handled early. The key is simple: stay alert, stay clean, and don’t panic.
If your child starts showing signs, act early. Isolate, hydrate, and don’t hesitate to reach out to a doctor. And maybe… keep those tomato memes on hold for now 😅
Frequently Asked Questions (FAQs)
What are the first symptoms of tomato fever?
Usually a mild fever, tiredness, and red blisters appear early on.
How long does tomato flu last?
Most recover in 7–10 days with proper care.
Is tomato flu deadly?
No. It’s uncomfortable, but not life-threatening in most cases.
Can adults get tomato flu?
Rarely, yes — especially caregivers or those in close contact with infected children.
Got any more questions?
Ask Doctor a question and get a consultation online on the problem of your concern in a free or paid mode.
More than 2,000 experienced doctors work and wait for your questions on our site and help users to solve their health problems every day.