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Dr. Andrew Rynne
Dr. Andrew Rynne

Family Physician

Exp 50 years

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Article Home Adult and Senior Health Food poisoning

Food poisoning

Gastrointestinal disorder that results from eating contaminated food. The most common cause in childrens is Rota virus, in adults its E-coli. Some allergy to fish foods can present with acute gastro enteritis.


Bacteria, viruses, parasites, shell fish allergy. More common in raw foods and ready to eat foods.


  • Nausea/vomiting
  • Watery and or bloody diarrhea
  • Abdominal pain/stomach cramps
  • Fatigue
  • Fever

Sign and symptoms of dehydration

Excessive thirst, dry mouth, little or no urination, severe weakness, dizziness.

 Seek medical advice when

  • Frequent episodes of vomiting for more than 2 days or vomiting blood
  • Severe diarrhea for more than 3 days
  • Inability to keep the liquids down for 24 hours
  • Extreme pain/severe abdominal cramps


  • Severe loss of water
  • Essential salt and minerals leading to severe dehydration

Prevent food poisoning at home

  • Wash your hands, utensils, and food surfaces often
  • Do not eat or drink foods made from raw or undercooked eggs, poultry, meat, or unpasteurized milk, or other dairy products made from unpasteurized milk
  • Cook foods to a safe temperature
  • Refrigerate or freeze the perishable foods promptly
  • Throw it out when in doubt
  • Ask your doctor to know more

 Home remedies

  • Stop eating and drinking for few hours
  • Take small sips of water frequently, gradually begin to eat bland diet
  • Avoid dairy/fatty foods, nicotine, caffeine, alcohol
  • Not to use anti-diarrheal medications, can worsen the condition


  • The primary goal is to replace the lost fluids and electrolytes by ORS
  • Intravenous fluids in severe dehydration
  • Antibiotics can be considered