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How Long Is Croup Contagious After Steroids?

Croup Contagious

How long is croup contagious after steroids?

If you are wondering about the same, you are at the right place. Kids go through different health problems. For example, if they are coughing continuously, you start to think of different possible reasons.

For example, you may think it is Covid-19, strep, or cold allergies. It can even be croup. But your kid can leave the hospital after getting steroids. Steroids can help reduce croup symptoms rapidly.

However, we know that croup is a contagious disease. So, even after the effects get reduced, they may still be contagious. If you want to know more about it, you should continue reading this article.

What Is Croup?


Croup is a disease common in children. Viral infection in the upper airway causes the kids’ larynx and windpipe to swell. Due to the swelling, the upper airways narrow, causing breathing difficulty. When children with croup breathe, it makes a noisy sound. Also, they have severe coughing, which sounds like barking often.

It should usually go away with the viral treatment of the airway. However, if you are wondering, “why does my child keep getting croup?” it might be due to anatomic abnormalities or any injury. The disease usually happens during the winter season. So, how long is croup contagious? You need to read more to find out. 

How Do Kids Get Croup?

Kids Get Croup

The virus causing common cough and cold is why kids develop croup. It is a viral infection caused by children’s throats. Another reason behind this disease is acid reflux from the stomach or allergy. It is called spasmodic croup. 

It is a disease common among children between 3 months to 5 years old. Children above that age don’t develop this disease because they grow less susceptible to croup since their airways get wider. So, if you are thinking, do adults get croup? No, they usually don’t. But there are always some rare cases.

The cold virus initially infects the nose and throat. Then, the upper respiratory tract or the back of the kid gets infected. It leads to both the larynx and the trachea.

The bottom area of the larynx and the top area of the trachea get swollen. As a result, the space for the air to pass into the lungs gets narrowed, causing the child to have difficulty breathing.

As a result, kids develop the symptoms of croup. Croup can be cured, and the child can return home once they get steroids. Steroids help ease the symptoms within hours.

But, the same area can get infected by bacteria causing the kids even more trouble breathing. In addition, bacterial infection of the same area is more severe and requires different treatment.

What are the Symptoms Of Croup

Symptoms Of Croup

Croup is usually mild, and the symptoms may last for less than a week. However, if the inflammation gets worse, it might become life-threatening. Here are different symptoms to help you identify if your child has croup. 

  • Due to the narrowing of the airway, the child might tend to cough severely. The coughing sounds like barking, aggravating further when your child is crying. The barking cough also spikes with anxiety attacks or agitation.
  • Croup may come with a fever. It is another symptom to look out for.
  • The child might have a hoarse voice.
  • Noisy and labored breathing is also common symptom.

How Long Is Croup Contagious


As explained before, the disease can be contagious and easily spread through coughing, respiratory secretion, and sneezing. In addition, you can count droplets and coughing, which are also the career of covid.

Croup comes with different symptoms. So, as long as the symptoms stay, children might also remain contagious. Children usually remain contagious for three days after the disease has begun. They may also remain contagious as long as the fever still remains.

The mild symptoms go away with home treatment. However, kids might want special treatment from the hospital or doctor’s office if the case is severe.

Croup Treatment


The symptoms should go away within a few days ( 5 to seven days). But, if the symptoms persist, the doctors will prescribe your child the necessary medicines. Steroids are a more common treatment for croup.

  • Glucocorticoid is a steroid that is usually used to reduce inflammation in the airways. The child will usually feel the benefits of the steroids within a few hours. Dexamethasones have a long-lasting effect which is why the doctor might recommend a single dose of it.
  • A nebulizer treatment for croup is also another option where the doctor prescribes Epinephrine to be used in inhaled form. But the effects wear off quickly when it comes to Epinephrine.

Even after the kids are given the steroids, they may still remain contagious for at least three days. Steroids reduce inflammation. But it will take more time for the virus to completely go away.

Frequently Asked Questions (FAQs):

Here are some popular questions and answers you might want to read–

1. Do Steroids Get Rid Of Croup?

➥ Yes, steroids help reduce the effects of croup. It helps shorten hospital stays. But, they don’t completely cure croups in kids. They may still need to be under medication for the cold to be relieved. But, taking steroids is important when the croup goes to a stage of severity.

2. Can Croup Come Back After Steroids?

➥ Yes, there is a chance that croup might come back even after the kids have received steroids. This is because the steroids help reduce inflammation and symptoms. However, they may return until the kids get recover completely.

3. Is Lingering Croup Cough Contagious?

➥ Yes, kids with croup are often seen as contagious. As a result, they usually don’t take much time to recover. However, severe cases of croup require the use of steroids.

Bottom Line

How long is croup contagious? The answer to that is 3 days or more. When kids have croup, it is usually because of a viral infection of the throat. It is a contagious disease transmitted through droplets, sneezing, and coughing.
I think you got the answer you were looking for. However, if you have any further questions, you can take them to the comment section.

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Shahnawaz Alam
Shahnawaz is a passionate and professional Content writer. He loves to read, write, draw and share his knowledge in different niches like Technology, Cryptocurrency, Travel, Social Media, Social Media Marketing, and Healthcare.

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