How Long Do Hives Last in Babies?

Hives are a medical condition that causes the appearance of swollen, itchy red bumps on the skin. They can be caused by many different things but most commonly by allergies to insect bites or household items. In babies and toddlers, hives are fairly common occurrences, one of which is often treated at home rather than in a doctor’s office. Read on to find out how long hives last in babies.

Your baby has a rash on his tummy. How long do hives last in babies? You should know because you’ve probably called the pediatrician’s office to ask if it is a sign of allergies or if it is something else.


It’s not uncommon for children to develop hives, especially if they’re around other children who are sick. When your child has hives, it can be alarming and difficult to know what’s going on. We’ve put together a guide to help you understand what you need to do when your child develops hives, how long hives last in babies, and how you can manage them.

How Long Do Hives Last in Babies?

On average, about of hives will last about three days in babies, though there is some variation within this range. This means that if you’re dealing with hives for the first time as a parent, it may be helpful to know how long hives usually last so that you can better prepare yourself for the experience.

If your baby is suffering from hives, you might be wondering how long they’ll last. The good news is that it’s possible to predict how long a bout of hives will last in babies, so you can better prepare yourself and your baby for the episode.

Why Do Hives Last So Long?

The reason that hives tend to last longer in babies than adults is because babies have less developed immune systems than adults do. Their bodies are unable to fight off the allergic reaction as efficiently as an adult body would be able to do, which means that the symptoms of hives tend to last longer in infants than they would in an adult who was experiencing the same thing.

Why Do Babies Get Hives?

Babies get hives for many different reasons, but most often it’s because they have an allergic reaction that causes their bodies to release chemicals called histamines. Histamines cause blood vessels near the surface of the skin to swell and become inflamed so they look like raised welts or blisters.

What Causes Hives in Babies?

The most common causes of hives in babies include rash from diaper leaks (diaper dermatitis), eczema (atopic dermatitis), formula allergy, food allergy (eosinophilic gastroenteritis), and viral infections such as hand-foot-mouth disease, and infectious mononucleosis caused by Epstein-Barr virus infection.

Hives is caused by several things, including:

  1. Insect bites and stings
  2. Food allergies
  3. Medicines or other drugs
  4. Hormones (such as those found in contraception pills)
  5. Infections like chickenpox or measles

What Should You Do if Your Baby Has Hives?

You should also seek medical attention if your child has hives in combination with other symptoms like:

  • A runny nose or congestion
  • Difficulty breathing or swallowing (including wheezing)
  • Fever (over 101 degrees Fahrenheit)
  • If your baby has hives, it can be a scary situation. It is important to know what to do and how to respond if your child has hives.

Here are some tips that will help you navigate this issue:

1. If you think your child may have hives, call your doctor immediately.

2. Your doctor can evaluate the condition of the skin and determine if any tests need to be run or any medication given.

3. Do not give aspirin or ibuprofen to children under 18 years old because they may cause Reye Syndrome, a rare but serious illness that causes swelling of the brain and liver failure in children with viral infections such as chickenpox or flu.

4. When treating hives in children, doctors usually recommend over-the-counter topical medications like hydrocortisone cream and calamine lotion for mild cases of hives; however, if symptoms worsen or persist beyond 5 days then see your doctor immediately because there may be an underlying cause for the reaction such as an allergy or food sensitivity that needs further treatment

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