Pediatric Care · Cedar Park, TX

Strep Throat in Children: What Parents Should Know

Sore throat? It might be strep. Here's how to tell the difference and why treatment matters.

By , board-certified in Pediatrics and Sleep Medicine · Updated

General information, not medical advice. Read our disclaimer.

2 min read
Cedar Park, TX Mon–Fri 8:30 AM – 5:00 PM Accepting New Patients

Why Parents Worry About Strep Throat

Every parent has been there — your child wakes up complaining of a terrible sore throat. Is it just a cold? Or is it strep? Knowing the difference matters because strep throat needs antibiotic treatment to prevent rare but serious complications.

What Is Strep Throat?

Strep throat is an infection caused by Group A Streptococcus bacteria. It's most common in children ages 5-15 but can affect younger children too. It's very contagious and common during fall and winter.

Strep vs. Viral Sore Throat

Signs That Suggest Strep

  • Sudden onset of severe sore throat
  • Fever (often over 101°F)
  • Swollen, tender lymph nodes in the neck
  • Red throat with white patches or streaks of pus
  • Headache and stomach pain
  • Sandpaper-like rash (scarlet fever)
  • No cough — this is a key distinguishing feature

Signs That Suggest a Virus

  • Cough, runny nose, hoarseness
  • Gradual onset
  • Mouth sores or conjunctivitis

Diagnosis

The only way to confirm strep is with a test. Your pediatrician will do:

  • Rapid strep test — Results in minutes; highly accurate when positive
  • Throat culture — May be done if the rapid test is negative; results in 24-48 hours

Treatment

  • Antibiotics — Usually amoxicillin or penicillin for 10 days. Complete the full course even if your child feels better.
  • Pain relief — Acetaminophen or ibuprofen for throat pain and fever
  • Warm liquids and cold treats — Warm tea with honey (over age 1) and popsicles can soothe the throat
  • Rest and fluids

When to Call the Pediatrician

  • No improvement after 48 hours on antibiotics
  • Difficulty swallowing or breathing
  • Drooling or inability to open the mouth
  • Joint pain or swelling (could indicate rheumatic fever)
  • Dark or bloody urine (could indicate kidney inflammation)

Key Takeaways

  • Strep throat needs a test — you can't diagnose it by looking
  • Antibiotics are essential to prevent complications
  • Complete the full course of antibiotics, even when feeling better
  • Children can return to school after 24 hours on antibiotics
  • If your child's sore throat comes with a cough or runny nose, it's more likely a virus

Ready to Schedule Your Visit?

Teddy Bear Pediatrics in Cedar Park, TX is accepting new patients. Call us today or register online.

Frequently Asked Questions

Common questions about pediatric care answered by Dr. Patel.

How can I tell if it's strep or a virus?

Strep throat usually comes on suddenly with a severe sore throat, fever, swollen lymph nodes, and sometimes a red sandpaper-like rash. Viral sore throats often include cough, runny nose, and hoarseness — symptoms not typical of strep.

Does strep throat need antibiotics?

Yes. Strep is a bacterial infection that requires antibiotic treatment to prevent complications like rheumatic fever. Your child will typically feel better within 24-48 hours of starting antibiotics.

When can my child return to school?

Children can return to school after taking antibiotics for at least 24 hours and their fever has resolved.

Can strep throat go away on its own?

While the symptoms may improve, untreated strep can lead to serious complications like rheumatic fever or kidney inflammation. Always get tested and treated if strep is suspected.

Is strep throat contagious?

Very. Strep spreads through respiratory droplets (coughing, sneezing) and shared items. Your child is no longer contagious after 24 hours on antibiotics.

Trusted Medical Sources

Our content is informed by guidelines and research from leading medical organizations.

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Unit 405
Cedar Park, TX 78641
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