What are the signs and symptoms of a salmonella infection?
Signs and symptoms of a salmonella infection usually appear 12 to 72 hours after the germs get into your body. You may have any of the following: Crampy pain in the abdomen (stomach). Diarrhea (loose bowel movement) that may be bloody. Fever or headache. Nausea (upset stomach) or vomiting (throwing up). Weight loss or dehydration (losing too much fluid).