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Spring Allergies or a Virus? How to Tell the Difference and When to Seek Care 

Spring will soon be in the air, and unfortunately, so will pollen, mold spores, and other springtime allergens that can make your child feel under the weather. As the seasons change, many parents struggle to determine whether their child is battling seasonal allergies or a viral infection. While symptoms can overlap, understanding key differences can help you manage your child’s discomfort and know when it’s time to seek medical care. 

Allergy vs. Virus: Spotting the Differences 

Both allergies and viruses can cause sneezing, congestion, and a runny nose, but there are some telltale signs that can help distinguish between the two. For example, fever and fatigue are usually associated with infection and can occur throughout the year. Allergies typically lack fever and fatigue, and peak in fall and spring. 

Symptom Seasonal Allergies Viral Infection 
Sneezing Frequent Occasional 
Runny Nose Clear, watery mucus Thicker, yellow/green mucus 
Congestion Yes Yes 
Itchy Eyes/Nose/Throat Yes Rarely 
Cough Sometimes (due to postnasal drip) Yes 
Fever No Sometimes 
Fatigue Mild More common 
Duration/time of year Weeks to months during allergy season (spring and fall) 7-10 days, occurs anytime 

 
Managing Seasonal Allergies 

If you know your child is dealing with allergies, you’ll want to find ways to limit their exposure to allergens that can make symptoms continue or worsen: 

For symptoms that persist despite the above measures, talk to a provider about over-the-counter antihistamines or intranasal steroids to relieve symptoms.  Note that second generation antihistamines are more effective in this case.  Options for second generation antihistamines include fexofenadine (Allegra), cetirizine (Zyrtec), and levocetirizine (Xyzal).   

If your child still needs relief from allergies, our pediatric urgent care experts are available to help. We can recommend and prescribe the most effective allergy treatments (both over the counter and prescription) to ensure your child stays comfortable and active during allergy season. 

 
Treating a Viral Infection 

If your child is more likely experiencing a viral infection rather than allergies, your focus will shift from limiting allergens to symptom relief: 

 
When to Seek Medical Care 

Regardless of whether allergies or a virus are to blame, we know it’s tough to see your child suffer. If your child is struggling with symptoms that make it hard for them to sleep, eat, or engage in daily activities, seeking medical attention can be a wise choice. Our pediatric urgent care team can help determine the cause of their symptoms, provide relief strategies, and ensure they’re on the fastest path to feeling better. 

You should also consider bringing your child in if they experience: 

Final Thoughts 

While allergies and viruses share many symptoms, understanding the differences can help you provide the right care for your child. If you’re unsure or your child is having a tough time, don’t hesitate to seek medical guidance. We’re here to help provide expert diagnosis and symptom relief so your child can feel better—sooner. 
 

Find a PM Pediatric Urgent Care location near you today.