You asked: How long should hives last in a child?

Individual hives can last anywhere from a few hours to a week (sometimes longer), and new ones might replace those that fade. Hives that stay for 6 weeks or less are called acute hives; those that go on longer than 6 weeks are chronic hives.

When should I be concerned about my child’s hives?

Call 9-1-1 now if your child has hives and:

Your child has a hoarse voice or cough. He or she is wheezing or having trouble breathing. Your child is drooling, having trouble swallowing or is slurring his or her speech. He or she has been exposed to a known allergen.

When should you see a doctor for hives?

When to see a doctor

You can usually treat mild cases of hives or angioedema at home. See your doctor if your symptoms continue for more than a few days. If you think your hives or angioedema were caused by a known allergy to food or a medication, your symptoms may be an early sign of an anaphylactic reaction.

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How long does it take for hives to go away after an allergic reaction?

They normally fade within 24-48 hours, although some cases of acute hives can last for several weeks. You may notice that individual weals seem to fade after an hour or less, but new ones may appear in other places – giving you the impression that the rash is moving around your body.

What kind of viral infection causes hives?

Some infections that can cause hives in children include respiratory viruses (common cold), strep throat, urinary tract infections, hepatitis, infectious mononucleosis (mono) and many other viral infections.

Are hives a sign of something serious?

Hives appear as a rapidly spreading, red, raised and itchy rash in splotches or all over the body. Caused by an allergic reaction to medications or food, hives can be a sign of a life-threatening problem when accompanied by difficulty breathing and a drop in blood pressure.

What would cause my child to break out in hives?

One common reason for getting hives is an allergic reaction. Some common allergic triggers are certain foods (like milk, wheat, eggs, shellfish, berries, and nuts), medicines (such as antibiotics), and insect stings or bites.

Do hives spread by scratching?

Don’t Scratch

Yes, the itch can drive you crazy, but scratching hives may cause them to spread and become even more inflamed, says Neeta Ogden, MD, an allergist in private practice in Englewood, New Jersey, and a spokesperson for the Asthma and Allergy Foundation of America.

Why do hives get worse at night?

Nighttime. Hives and itching often worsen at night because that’s when the body’s natural anti-itch chemicals are at their lowest.

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How long do hives typically last?

Hives can last a variable amount of time. Usually, eruptions may last for a few minutes, sometimes several hours, and even several weeks to months. Most individual hives last no more than 24 hours.

Why won’t my hives go away?

Hives, those annoying itchy red bumps, often occur with an allergic reaction or sometimes a viral infection. Or sometimes, they can be more serious when they happen with a severe allergic reaction called anaphylaxis. Most of the time, you can find what caused them.

What happens if hives Don’t go away with Benadryl?

Call Your Doctor If:

Severe hives not better after 2 doses of Benadryl. Itch not better after 24 hours on Benadryl. Hives last more than 1 week. Your child becomes worse.

Is it normal for hives to come and go?

The hives seem to come and go with no clear pattern — fading over the course of a day or two and then reappearing in a different location a few days later. Anyone can develop chronic hives, but they’re more common in middle-aged women. Chronic hives can go on for months and even years.

How do you treat viral hives?

Antihistamines that don’t make you drowsy are preferred. They are effective and long-lasting (may be taken once a day) and have few side effects. Your allergist may recommend a combination of two or three antihistamines to treat your hives, along with cold compresses or anti-itch balms to ease the symptoms.

How do you get rid of hives that keep coming back?

Start with these steps to soothe or prevent the symptoms associated with chronic hives:

  1. Avoid known triggers. …
  2. Take your medications. …
  3. Soothe your skin. …
  4. Wear loose, light clothing. …
  5. Talk to your doctor about a vitamin D supplement. …
  6. Consider alternative therapies. …
  7. Manage your emotions.
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Does Benadryl help viral hives?

OK, THEN HOW ARE THEY DIFFERENT? Most of the time, hives due to an acute allergic reaction fade relatively quickly with medicines like diphenhydramine (Benadryl and similar) and other anti-histamines. Viral induced hives are often not as responsive.

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