Do you always vomit with food poisoning?

Online Answer
In fact, food poisoning often results in an initial bout of forceful, projectile vomiting. For some people it subsides, while others continue to vomit intermittently ( 10 ). If you're vomiting continuously and can't keep fluids down, you should seek help from a doctor or pharmacist to avoid becoming dehydrated.
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Do not eat or drink anything for several hours after vomiting. Sip small amounts of water or suck ice chips every 15 minutes for 3-4 hours. Next, sip clear liquids every 15 minutes for 3-4 hours. Examples include water, sports drinks, flat soda, clear broth, gelatin, flavored ice, popsicles or apple juice..
During an illness involving vomiting and diarrhea, it is important to prevent dehydration. Drink plenty of fluids in small sips until the stomach is settled and then in larger amounts until your thirst is satisfied. Clear liquids are the best. Water, Gatorade, Sprite, 7-Up, and Ginger Ale are suggested..
Pho and ramen are both sick-day go-tos, and when he can get it, a big, hearty bowl of Korean oxtail soup, called seolleongtang, is the ideal cure. "Whenever I am sick, like most people, I want soup," said Nini Nguyen, culinary director of Cook Space in Brooklyn.
After vomiting or while you're feeling nauseated, drink a glass orange juice really as it really helps to soothe the stomach and prevents vomiting.