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Doctor insights on: How Long Does It Take To Get Food Poisoning

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How long does it take to get food poisoning? I am feeling sick all of a sudden. An hour ago I had a crab salad to eat...Does it take longer for food poisoning to take hold? Could it be that?

How long does it take to get food poisoning? I am feeling sick all of a sudden. An hour ago I had a crab salad to eat...Does it take longer for food poisoning to take hold? Could it be that?

Symptoms: Symptoms of food poisoning usually start between four to 48 hours after eating contaminated food. It is usually because you have eaten food contaminated with bacteria or other toxins. Common symptoms include diarrhea, nausea, vomiting, stomach cramps, loose bowel movements, aching muscles and possibly a fever. I don't know if you have food poisoning, but if you do it could be from a meal earlier today or even from something that you ate yesterday.

Dr. Wm. Marcus Spurlock
259 Doctors shared insights

Poisoning (Definition)

Toxic ingestion (also called "poisoning") is a condition in which a person has eaten or drank a substance that causes ill symptoms or damage to his body. Taking an overdose of a medicine, taking any dose of a poison, drinking too much vodka, or accidentally drinking antifreeze. . . are all ...Read more


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How long does it take to cure food poisoning?

Time will tell: If you have a not too serious bacterial or spoiled food, then a day of nausea, vomiting, then diarrhea usually occurs. Unfortunately there are bad bugs out there that if your health is not the best, can result in death. If you are "sick" then weak care immediately to make sure you will recover.

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How long does it take for food poisoning to go away?

How long does it take for food poisoning to go away?

3 days to a week: For the top food-borne illnesses like salmonella and shigella the symptoms usually take 4 to 7 days to resolve. A common diarrhea caused by staph which is actually a toxin produced by the bacteria resolves in 24 hours. An organism like yersinia can take up to 3 weeks to resolve.

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How long does it take to develop symptoms from food poisoning?

How long does it take to develop symptoms from food poisoning?

Varies: Staph food poisoning: preformed toxin (in creamy, mayonaise foods), onset 4-8 h after tainted food. Symptoms: nausea, vomiting, fever, diarrhea; lasts 24-48 hours. Scombroid poisoning (fresh tuna, grouper, snapper, etc): tasteless toxin, stable to cooking, histamine release; symptoms within 1/2-3h; flushing, palpitations, cramps, diarrhea; lasts 24-48h. Others: onset up to 5 d after exposure.

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How long does it take for symptoms of food poisoning to start? Would I know within 5 hours?

How long does it take for symptoms of food poisoning to start? Would I know within 5 hours?

Variable: There are different types of food poisoning - some are caused by viral illness, some by bacteria, and others from exotoxins produced by bacteria. Symptoms such as nausea, vomiting, stomach cramping and diarrhea may occur within minutes to a day or two.

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If you are being tested for food poisoning - how long does it take for the tests to be done?

Generally 1-2 days: Some of the tests can be done quickly such as assays for toxins or antigens. But many cases are caused by ingestion of bacteria and those have to grow in a culture to be identified.

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How long does it take food poisoning to show up if you eat unsanitary food?

6-72 hours: It depends on the infection but at least 6 hours and generally less than 48 (but not always).

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How long does it take for food poisoning symptoms to show up after exotic dining out?

How long does it take for food poisoning symptoms to show up after exotic dining out?

Quick: Acute food poisoning is usually caused by ingestion of a toxin and the symptoms usually start within an hour. Did you see bridesmaids?

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How long does it take to notice food poisoning symptoms from eating bad chicken?

How long does it take to notice food poisoning symptoms from eating bad chicken?

It varies...: ...anywhere from a few hours to 5 days, depending on the particular bacteria that might contaminate undercooked or spoiled chicken. But there's no point in doing anything before symptoms start. Just contact your doctor if you develop vomiting, diarrhea, abdominal cramps, or fever. Most food poisoning isn't very serious, so it's safe to sit tight and wait for symptoms.

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How long can it take for food poisoning to show up?

Depends on cause: Minutes for heavy metal poisoning, hours for staph food poisoning, several days for salmonella or campylobacter and months to years for the human form of mad cow disease.

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How long could food poisoning take to have an effect?

How long could food poisoning take to have an effect?

Depends: Different posions have different lag periods. Strong acids and alkali act immediately. Low dose arsenic poisioning may not be evident for months or years; a lot more are inbetween. What poison do you have in mind?

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How long is it supposed to it take for food poisoning to occur?

Depends: Some poisons act within minutes, e.g. Strong acid or alkali. Others may take years, e.g., low dose arsenic poisoning ; and a whole lot are inbetween. What poison do you have in mind?

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Please tell me how long it takes for to notice food poisoning symptoms?

Please tell me how long it takes for to notice food poisoning symptoms?

Depends: Different posions have different lag periods. Strong acids and alkali act immediately. Low dose arsenic poisioning may not be evident for months or years; a lot more are inbetween. What poison do you have in mind?

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How llng does it take usually for you to get symptoms of food poisoning?

Depends: Different posions have different lag periods. Strong acids and alkali act immediately. Low dose arsenic poisioning may not be evident for months or years; a lot more are inbetween. What poison do you have in mind?

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Can someone tell me how long will it take to recover from food poisoning?

Can someone tell me how long will it take to recover from food poisoning?

Depends: Depends on the severity or quantity of exposure and the preexisting weaknesses of the person afflicted.

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Please tell me how long it takes for to start getting symptoms of food poisoning?

Please tell me how long it takes for to start getting symptoms of food poisoning?

Depends: Different posions have different lag periods. Strong acids and alkali act immediately. Low dose arsenic poisioning may not be evident for months or years; a lot more are inbetween. What poison do you have in mind?

Dr. Heidi Fowler
3,498 Doctors shared insights

Nutrition (Definition)

Nutrition is the synergistic combination of nutrients found in food and water that allows the human body to perform all essential ...Read more


Dr. Heidi Fowler
444 Doctors shared insights

Food Poisoning (Definition)

Occurs when you swallow food or water that contains bacteria, parasites, viruses, or toxins ...Read more