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how long does it take to get the stomach flu after being exposed

A 11-year-old female asked:
Dr. Roy Arnold
46 years experience Internal Medicine
Depends: Norovirus is the most common viral cause of "stomach flu" or gastroenteritis. Exposure can result in illness within 24 hours. Other causes of gastroen ... Read More
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A 44-year-old member asked:
Dr. Elizabeth Yen
19 years experience Pediatric Gastroenterology
Depends: Some viral infections last 24 hours, others 1 week. Sometimes the virus is cleared, but symptoms linger at a lower intensity and frequency for weeks t ... Read More
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A 47-year-old member asked:
Dr. Philip Baney
23 years experience Family Medicine
3-5 days: Assuming you have a true viral gastroenteritis usually 3- 5 days. If any blood in stool or vomit call your doctors immediately.
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A 24-year-old female asked:
Dr. Brian Clear
11 years experience Family Medicine
Faster than that: Food-borne illness hits hard and fast, anywhere from 30 minutes after a contaminated meal with certain bacterial toxins from killed bacteria to a day ... Read More
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A 19-year-old male asked:
Dr. Vahe Yetimyan
50 years experience General Practice
See details: 10 days.
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A 44-year-old female asked:
Dr. Dean Giannone
24 years experience Internal Medicine
Good for vomiting.: If you are questioning the efficacy of Zofran (ondansetron) for vomiting, I can tell you that it's very good for that. What I don't approve of is the ... Read More
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A 43-year-old member asked:
Dr. Gary Gottlieb
47 years experience Internal Medicine
6--10 days: The "incubation period" for most common gastrointestinal viral illnesses is 6-10 days. Cerain viruses, such as hepatitis a and b viruses, can take up ... Read More
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A 24-year-old female asked:
Dr. Martin Raff
55 years experience Infectious Disease
Norovirus: If this is norovirus (one of the more common causes of gastroenteritis) the incubation period is 24-48 hrs. Hope you don't get this.
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A 39-year-old member asked:
Dr. Heidi Fowler
24 years experience Psychiatry
Stomach flu: There are many different viruses that cause stomach flu. How long you are contagious is determined but which of the viruses you have.
A 48-year-old member asked:
Dr. Michael Sparacino
36 years experience Family Medicine
3-5 days: 3-5 days, usually.
1
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