For a hangover headache, ibuprofen (Advil, Motrin) is generally the best over-the-counter option. It reduces the inflammation and blood vessel swelling that cause the pain, works within 30 minutes, and is safer than acetaminophen (Tylenol) when alcohol is still clearing your system. But medication alone won’t do the job. Rehydrating and replacing lost minerals will speed your recovery significantly.
Why Alcohol Causes a Headache
Alcohol widens blood vessels in your brain, a process called vasodilation, which directly triggers head pain. At the same time, it ramps up production of prostaglandins and histamine, both of which amplify inflammation and pain signaling. Red wine is a particularly common culprit: it raises levels of both serotonin and histamine in the blood more than white wine or vodka, which is why some people get headaches from just a glass or two of red.
On top of the inflammation, alcohol is a strong diuretic. It suppresses the hormone that tells your kidneys to hold onto water, so you urinate far more than normal. That fluid loss pulls sodium, potassium, and magnesium out with it. Dehydration shrinks brain tissue slightly and drops blood volume, both of which worsen a headache that’s already underway.
Best OTC Pain Relievers
Ibuprofen and aspirin are the most effective choices because they block prostaglandin production, targeting one of the core drivers of hangover headaches. A standard dose of either one is appropriate. If you have a sensitive stomach, ibuprofen with a small amount of food is the safer bet, since both aspirin and ibuprofen can irritate an already-aggravated stomach lining. Naproxen (Aleve) works the same way and lasts longer, which can be useful if you’re expecting the headache to drag on.
Avoid acetaminophen (Tylenol) if you can. While the risk from a single therapeutic dose alongside a hangover is lower than most people assume, the picture changes if you drink regularly. Chronic alcohol use upregulates a liver enzyme that converts acetaminophen into a toxic byproduct. When combined with the depleted antioxidant stores that come with frequent drinking, even slightly-above-normal doses of acetaminophen can stress the liver. People who both smoke and drink heavily face the highest risk. If ibuprofen or aspirin aren’t options for you, a single standard dose of acetaminophen is unlikely to cause harm, but it shouldn’t be your go-to hangover remedy.
Rehydrate With Electrolytes, Not Just Water
Plain water helps, but it doesn’t replace the sodium, potassium, and magnesium you lost overnight. Drinking water without electrolytes can actually dilute your remaining mineral balance further. A sports drink, oral rehydration solution, or even a pinch of salt in water with a squeeze of citrus will do more for your headache than water alone.
Start drinking fluids as soon as you wake up, and keep sipping steadily rather than chugging a large amount at once. Your gut absorbs smaller volumes more efficiently, especially when it’s already irritated. Coconut water is a decent natural source of potassium if you have it on hand. Aim to drink at least a few extra glasses beyond what you’d normally have over the first few hours of your morning.
Food That Helps
Eating something accelerates recovery, even if your stomach isn’t enthusiastic about it. Eggs are one of the better options because they contain cysteine, an amino acid that helps your body break down acetaldehyde, the toxic byproduct your liver produces while processing alcohol. The evidence for cysteine as a hangover cure isn’t overwhelming in clinical trials, but eggs are also easy to digest and provide protein that stabilizes blood sugar after a night of drinking.
Bananas are useful for restoring potassium. Toast or crackers can settle your stomach while giving your body some quick fuel. Avoid greasy, heavy meals right away. They won’t “soak up” alcohol that’s already been absorbed, and they can make nausea worse.
Supplements and Natural Remedies
Dihydromyricetin (DHM), a compound extracted from the Japanese raisin tree, has shown some promise in animal research. It appears to counteract alcohol’s effects on brain receptors and may help clear alcohol from the body faster by boosting the enzymes responsible for breaking it down. It’s available in supplement form and marketed heavily as a hangover aid. The catch: most of the research is in mice, and the doses that worked in animal studies don’t translate neatly to human recommendations.
Vitamin B6 has been studied for hangovers, with one older study finding that a high dose (1,200 mg of a B6 derivative) reduced the number of hangover symptoms people reported. However, a later placebo-controlled study using a B-vitamin blend found no meaningful improvement in overall wellbeing, and more recent dietary analysis found no significant link between B6 intake and hangover severity. B vitamins won’t hurt, but they probably won’t fix your headache either.
Ginger tea or ginger chews can help if nausea is accompanying your headache. Ginger has well-established anti-nausea properties, and settling your stomach often makes the headache feel more manageable, even if ginger doesn’t directly target head pain.
Caffeine: Helpful but Tricky
A cup of coffee can genuinely help a hangover headache. Caffeine constricts blood vessels, directly counteracting the vasodilation that alcohol caused. It also improves alertness and can make pain relievers work slightly better. The downside is that caffeine is also a mild diuretic, so it can worsen dehydration if you’re not drinking water alongside it. One cup is the sweet spot. More than that and you risk trading your hangover headache for a caffeine-withdrawal headache later in the day.
What to Expect for Timing
Most hangover headaches peak in intensity 12 to 14 hours after your blood alcohol level starts dropping, which typically means mid-morning if you stopped drinking late at night. With ibuprofen, fluids, and food, you can expect noticeable improvement within one to two hours and significant relief within three to four. A severe hangover from heavy drinking may take a full 24 hours to fully resolve, even with treatment. Sleep, when you can get it, remains one of the most effective accelerators of recovery because it gives your liver uninterrupted time to finish clearing acetaldehyde from your system.