Malathion is a pesticide that is widely used in agriculture, residential landscaping, public recreation areas, and in public health pest control programs such as mosquito eradication. In the US, it is the most commonly used organophosphate insecticide.
The average incubation period for the flu is 2 days, but it can last anywhere from 1 to 4 days in healthy adults.
In people with stomach flu, the incubation period may range from 4 hours to 1 to 2 days, depending on the type of virus that is causing the infection.nce the diarrhea has ended, a person with rotavirus gastroenteritis is no longer contagious. In the case of a norovirus infection (including Norwalk virus), a person is not usually contagious during the stomach flu incubation period.