1 doctor agreed: Butrans patch: This is designed to stay on for 7 days. If its falling off then you can use tape to keep it on. It would make no sense to keep it on longer than 7 days - the design provide for steady drug for 7 days only - therafter it may not deliver the same amount. ...Read more.
Flu symptoms will often start quickly. You can start to feel sick about 1 to 7 days after you come in contact with the virus. Most of the time symptoms appear within 2-3 days. The flu spreads easily. It can affect a large group of people in a very short amount of time.
How long does it take to get sick from food poisoning after eating? Answer: You usually vomit within 7 hours of eating (for regular non-contagious food poisoning). Or you can have diarrhea 6-22 hours after eating the suspect food. Regular non-contagious food poisoning can occur when you eat food that has been sitting out at room temperature or was kept warm (between 40Â°F and 140Â°F) for more than 2 hours.