After vomiting, the best thing you can take is small sips of water or an oral rehydration solution, starting about 30 to 60 minutes after your last episode. Your stomach needs time to calm down before you introduce anything, and jumping straight to food or large gulps of liquid can trigger another round of nausea. The goal in the first few hours is simple: replace lost fluids without overwhelming your digestive system.
Start With Small Sips, Not Full Glasses
Resist the urge to gulp down water right away. Your stomach lining is irritated, and flooding it with liquid too quickly often brings everything right back up. Wait at least 30 minutes after your last vomiting episode, then start with ice chips or tiny sips of water, about a tablespoon every 15 to 20 minutes. If that stays down for an hour or so, gradually increase the amount.
Once plain water is sitting well, you can move to other clear fluids: clear broth, watered-down electrolyte drinks, ice pops, or gelatin. These add a small amount of calories and electrolytes without putting stress on your stomach. Avoid drinking through a straw, which can introduce extra air and increase bloating.
Why Electrolytes Matter
Vomiting depletes sodium, potassium, and other minerals your body needs to function. Plain water replaces volume but not those lost electrolytes, which is why you may still feel weak or dizzy even after drinking. An oral rehydration solution is the most efficient fix. The formula recommended by the World Health Organization balances glucose and sodium in proportions that help your intestines absorb fluid faster than water alone.
You can buy premade rehydration solutions at any pharmacy. Sports drinks are an option, but they tend to be high in sugar and low in sodium compared to what your body actually needs. If you use one, dilute it with an equal amount of water to cut the sugar content, which can worsen nausea and diarrhea in high concentrations.
Ginger and Peppermint for Lingering Nausea
If nausea lingers after vomiting stops, ginger is one of the most effective natural options. Clinical trials consistently show that about 1 gram of ginger per day, split into several doses, reduces nausea across a wide range of causes, from stomach bugs to post-surgical queasiness to pregnancy-related morning sickness. A meta-analysis of six trials found ginger was nearly five times more likely than a placebo to reduce pregnancy-related nausea and vomiting. You can get it as ginger tea, ginger chews, capsules, or even flat ginger ale (though most commercial ginger ales contain very little actual ginger).
Peppermint is another solid choice. It works as a natural muscle relaxant for the digestive tract, easing the spasms, gas, and bloating that often follow a bout of vomiting. A warm cup of peppermint tea can be soothing once you’ve tolerated plain fluids for a couple of hours. Some people also find relief from simply inhaling peppermint oil, which has been used as aromatherapy for post-surgical nausea.
What to Eat Once Fluids Stay Down
Don’t rush food. Once you’ve kept liquids down for a few hours and your appetite starts returning, begin with small portions of bland, easy-to-digest foods. Good first choices include plain toast, crackers, bananas, applesauce, and plain oatmeal. These are gentle on the stomach and unlikely to trigger more nausea.
You don’t need to limit yourself strictly to those foods, though. The old advice to eat only bananas, rice, applesauce, and toast (the BRAT diet) is fine for the first day or two, but it lacks the protein and nutrients your body needs to recover. Once your stomach has settled, start adding more nutritious options: brothy soups, boiled potatoes, cooked carrots, skinless chicken or turkey, eggs, avocado, and cooked squash like butternut or pumpkin. These are still bland enough to be gentle on your system while giving your body actual fuel to heal.
What to Avoid in the First 24 to 48 Hours
Certain foods and drinks actively slow your recovery by irritating your stomach or pulling water into your intestines:
- Caffeine (coffee, tea, energy drinks, cola) can stimulate stomach acid and worsen nausea.
- Fatty or fried foods take longer to digest and put extra strain on an already irritated stomach.
- Sugary drinks and fruit juices can draw water into the gut and make diarrhea worse.
- Dairy products are harder to digest after vomiting. Some people have trouble processing lactose for up to a month after a stomach illness.
- Alcohol is dehydrating and directly irritates the stomach lining.
- Spicy or acidic foods like tomato sauce, citrus, and hot peppers can intensify stomach irritation.
Over-the-Counter Medications
If nausea persists and home remedies aren’t enough, bismuth subsalicylate (the active ingredient in Pepto-Bismol) can help coat and calm the stomach lining. Antihistamine-based anti-nausea medications are available without a prescription at most pharmacies and can be helpful for motion-related nausea or general queasiness. Check the label for drowsiness warnings, as many of these cause sleepiness.
Antacids can help if acid reflux is contributing to your nausea, which is common after repeated vomiting because stomach acid irritates the esophagus and throat. However, antacids won’t do much if your nausea is caused by a stomach virus or food poisoning.
Signs You Need More Than Home Care
Most vomiting runs its course within 12 to 24 hours. But dehydration is the real risk, especially in young children and older adults. Watch for these warning signs that your body isn’t recovering on its own:
- Dark-colored urine or urinating much less than usual
- Dizziness or confusion
- Extreme thirst that doesn’t improve with sipping fluids
- Skin that stays “tented” when you pinch the back of your hand (it should flatten back immediately)
- Sunken eyes
- Inability to keep any fluids down for more than several hours
- Fever above 102°F (39°C)
- Blood or black color in vomit or stool
In infants, no wet diapers for three hours, no tears when crying, or a sunken soft spot on the head are signs of significant dehydration that need prompt medical attention.