Food poisoning symptoms usually hit within a few hours of eating contaminated food. Stomach flu can take up to forty-eight hours after exposure to begin to affect you and the symptoms usually come on slowly. Stomach Flu Causes. Like influenza, stomach flu is caused by a virusâusually one of the following:
Rating Newest Oldest. Best Answer: Cellulitis near the skin surface usually takes at least 4-5 days to go away with an ointment, and then a scab might remain for another week. The deeper it is the longer it takes.
Treatments for cellulitis. Cellulitis can often be treated at home with a course of antibiotics, although severe cases may need to be treated in hospital. Treatment at home. Antibiotics. If you're treated at home, you'll usually be prescribed antibiotic tablets to take two to four times a day for a week. A longer course may be needed if your symptoms don't improve after a week or you have an underlying condition that makes cellulitis more difficult to treat, such as lymphoedema.