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.
Symptoms of cellulitis may include fever, pain, swelling, tenderness, and redness. In some cases, blisters may form on top of the affected skin. It is important to seek prompt medical attention for all rashes to receive effective treatment and avoid complications.