Anjali Sharma Anjali Sharma Asked 5 months ago

How long is scarlet fever contagious?

My little one, Riya, has been diagnosed with scarlet fever and the doctor said she needs to stay home. I'm worried about her infecting her older brother. How long will she be contagious?

5

5 answers

Sneha Deshpande Sneha Deshpande Joined Jul 2026 4 months ago
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Yaar, scarlet fever is pretty contagious if not treated. But actually, once you start antibiotics, you become non-contagious after about 24 hours. Without antibiotics, it can be contagious for several weeks, which is quite scary. So treatment is super important.

Ramesh Gupta Ramesh Gupta Joined Mar 2026 5 months ago

For something like scarlet fever, which is bacterial, please see a doctor immediately. While I like natural remedies for small things, this needs proper medical intervention. Once on antibiotics, it's usually not contagious after 24 hours, but without them, it can spread for weeks. Don't take risks.

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Consult a internal medicine specialist

Priya Singh Priya Singh Joined May 2026 5 months ago

Haan ji, scarlet fever agar antibiotic se treat karte hain na, toh 24 ghante ke baad contagious nahi rehta. Lekin agar treatment nahi liya toh kaafi din tak, weeks tak contagious ho sakta hai. Isliye doc ko dikhana bahut zaroori hai, taaki doosron ko na phailay.

Deepa Sharma Deepa Sharma Joined Feb 2026 5 months ago

Ugh, scarlet fever sounds like it would ruin anyone's appetite! But good news, if you're on antibiotics, you're usually not contagious after just 24 hours. So you can get back to enjoying some yummy food faster! Just make sure to finish the full course of meds, no cheating!

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Rajesh Kumar Rajesh Kumar Joined May 2026 5 months ago

If treated with antibiotics, a person with scarlet fever is usually not contagious after 24 hours of starting the medicine. If left untreated, they can be contagious for 2-3 weeks. So, get treated quickly and properly.

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