How should I address coughing and vomiting in my child?

Reviewed by Yoshinori Abe, MD

Internal Medicine

Coughing and vomiting in children can be signs of asthma. Persistent coughing—especially at night, after activity, or accompanied by wheezing—may trigger a gag reflex, leading to vomiting. If your child has these symptoms, it's important to consult a healthcare provider to determine whether asthma or another condition is the cause.

Because childhood asthma can mimic common colds or stomach bugs, early clarity matters. A free, instant, online symptom check can help you understand what may be behind your child's symptoms and guide your next steps—so you can walk into your doctor's appointment informed, prepared, and confident.

Reviewed for medical accuracy: 07/15/2026

Important Next Steps

Learn what’s causing your child’s cough-vomiting Find if cough and vomiting need care Discover if your child needs urgent care See OTC options for cough and vomiting Find a doctor for pediatric cough or vomiting Understand safe home remedies for cough vomiting Check possible causes of cough and vomiting

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Explanation

Coughing and vomiting can be concerning symptoms in children, and it's important to know they might be linked to asthma. Research has shown that vomiting can sometimes be a sign of asthma, especially if it happens after a coughing fit.

Here are some key points to consider:

Posttussive Emesis: This means vomiting that occurs after coughing and can be a symptom of asthma in children. If your child vomits after coughing, it might be worthwhile to discuss asthma with your doctor.
Vomiting as a Main Symptom: In some cases, vomiting is not just a side symptom but the main way asthma shows up. If your child often vomits and has breathing issues, asthma might be the cause.
Asthma Monitoring: Keeping an eye on when and how often your child coughs and vomits can help you and your doctor determine if asthma is a factor.

If you notice these symptoms in your child, you can start by using our free symptom checker to better understand what might be causing their symptoms. It's also important to talk to a healthcare provider who can help determine if asthma or something else is the cause and suggest the best way to help your child feel better.

(References)

Turbyville J, Gada S, Payne K, Laubach S, Callahan CW, & Nelson M. (2011). Posttussive emesis as a symptom of asthma in children. Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology, 21277515.
Osundwa VM, & Dawod ST. (1989). Vomiting as the main presenting symptom of acute asthma. Acta paediatrica Scandinavica, 2603727.
Schreier L, Cutler RM, & Saigal V. (1987). Vomiting as a dominant symptom of asthma. Annals of allergy, 3813127.

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