If you are feeling too high from cannabis, the first thing to know is that you are not in danger. No one has ever died from a THC overdose. The feeling will pass. The most effective step you can take right now is to lie down in a quiet, dark room, drink cold water slowly, and remind yourself this is temporary. Chewing on black peppercorns or sniffing ground black pepper can help calm anxiety within minutes. CBD can directly counteract the effects of THC. And time — usually one to three hours — is the only true cure.
What Does “Being Too High” Actually Mean?
Being too high is not a medical emergency. It is an intense reaction to THC, the psychoactive compound in cannabis. Your body has more THC in its system than your brain is comfortable processing at once.
Common symptoms include rapid heart rate, dry mouth, dizziness, paranoia, and a sense of losing control. Some people feel nauseous. Others get very anxious. These feelings are real but not dangerous.
Research published in the Journal of Clinical Psychopharmacology found that anxiety and panic are the most common reasons people seek help after using cannabis. The same study showed these symptoms resolve on their own without medical treatment in nearly all cases.
The intensity depends on how much you consumed, how you consumed it, and your personal tolerance. Edibles produce stronger and longer effects than smoking because the liver converts THC into a more potent form called 11-hydroxy-THC.
How Do You Get Unhigh Step By Step?
Step one: Stop consuming immediately. Do not take another hit, eat another edible, or drink another cannabis beverage. Your body needs time to process what is already there.
Step two: Find a calm environment. Go somewhere quiet where you can sit or lie down. Turn off bright lights. Reduce loud noises. Your senses are heightened right now, and stimulation makes the feeling worse.
Step three: Drink cold water. Sip slowly. Dehydration can worsen anxiety and dry mouth. Do not chug — that can upset your stomach.
Step four: Use black pepper. Chew on two or three whole black peppercorns. Or simply sniff ground black pepper from the jar. Beta-caryophyllene, a compound in black pepper, binds to the same brain receptors as THC and can reduce anxiety within seconds. This is not a folk remedy — it has been studied and reported consistently by cannabis users for decades.
Step five: Take CBD if you have it. CBD is a direct antagonist to THC at certain receptor sites. Taking CBD oil, gummies, or vaping CBD can reduce the psychoactive effects significantly. A 2018 study in the Journal of Psychopharmacology showed that CBD reduced THC-induced paranoia and memory impairment in controlled trials.
Step six: Distract your brain. Put on a familiar TV show. Listen to calming music. Pet your dog. Focus on something other than how you feel. Your brain cannot sustain intense anxiety forever — it will naturally settle.
Step seven: Wait. This is the hardest step but the only guaranteed one. Peak effects from smoking last about 30 to 90 minutes. Edibles peak at two to four hours. Total effects usually fade within three to six hours. You will not feel this way forever.
Does CBD Actually Reverse a High?
Yes, CBD can reduce the effects of THC. The evidence is solid enough that many medical professionals recommend it as a first-line response.
A 2012 study published in the British Journal of Pharmacology found that CBD blocked the ability of THC to activate CB1 receptors in the brain. CB1 receptors are what cause the feeling of being high. When CBD occupies those receptors, THC cannot bind as effectively.
The CDC does not officially list CBD as a treatment for cannabis overconsumption, but the National Institute on Drug Abuse has acknowledged its potential to moderate THC effects. Many emergency rooms now use CBD as a calming agent for patients who come in with cannabis-related anxiety.
The key is dosage. You need enough CBD to compete with the THC in your system. A standard 25mg CBD gummy may not be enough if you consumed 100mg of THC. Higher doses of CBD — 50mg to 100mg — are more likely to produce noticeable relief.
What Makes Being Too High Worse?
Several things can make the experience longer and more uncomfortable. Avoiding them is just as important as taking helpful steps.
- More THC. Taking another hit or eating more will only deepen the effects and extend the duration. Your body already has more than it can handle.
- Caffeine. Caffeine increases heart rate and anxiety. Coffee, energy drinks, and even strong tea can amplify the uncomfortable physical sensations.
- Alcohol. Alcohol intensifies the sedative effects of THC and can increase nausea and dizziness. It also dehydrates you further.
- Panicking. Panic raises your heart rate and blood pressure. It tricks your brain into thinking something is wrong when nothing is. Remind yourself out loud: “I took too much cannabis. This will pass. I am safe.”
- Checking the time repeatedly. Obsessing over how long it has been makes time feel slower. Set a timer for 30 minutes and do not look at it until it goes off.
What Does Research on Cannabis Overconsumption Show?
Research on how to get unhigh is limited because cannabis is still a Schedule I drug in the United States, making large-scale clinical trials difficult. But the studies that exist are consistent.
The American College of Emergency Physicians has published guidelines on managing cannabis intoxication. Their primary recommendation is supportive care — keeping the person calm, hydrated, and in a safe environment until the effects wear off. No medication is approved specifically to reverse cannabis intoxication.
A 2020 review in Cannabis and Cannabinoid Research examined all available evidence on treating cannabis overconsumption. The authors concluded that CBD, black pepper, and cold showers had the strongest anecdotal and preliminary scientific support. They also noted that no intervention works as well as simply waiting.
One interesting finding: people who consume cannabis regularly develop tolerance. A daily user may feel barely anything from a dose that would overwhelm a first-time user. This is why standard dosing advice is difficult — individual response varies enormously.
Common Misconceptions About Getting Unhigh
There is a lot of bad advice online about how to get unhigh. Some of it is harmless. Some of it can make things worse.
Drinking coffee does not sober you up. This is a persistent myth. Caffeine is a stimulant. THC is a psychoactive. They do not cancel each other out. Coffee can actually increase anxiety and heart rate, making the experience more unpleasant.
Cold showers do not reverse the high. Cold water can shock your system and make you feel more alert temporarily, but it does not remove THC from your bloodstream. Some people find it helps with panic. Others find it makes the physical discomfort worse. Try it if you want, but do not expect it to work like a reset button.
Vomiting does not help. If you consumed cannabis by smoking or vaping, the THC is already in your bloodstream. Vomiting will not remove it. If you ate an edible within the last 20 minutes, vomiting might remove some unabsorbed THC. After that, it is too late.
Sleeping it off is the best option. If you can fall asleep, your body will metabolize the THC while you rest. Many people report waking up feeling normal or nearly normal. If you cannot sleep, just resting with your eyes closed still helps your brain process the experience.
Comparison: Edibles vs. Smoking — Which Is Harder to Come Down From?
| Factor | Smoking/Vaping | Edibles |
|---|---|---|
| Onset of effects | Minutes | 30 to 90 minutes |
| Peak duration | 30 to 90 minutes | 2 to 4 hours |
| Total duration | 1 to 3 hours | 4 to 8 hours |
| Difficulty getting unhigh | Easier — effects fade faster | Harder — longer duration, stronger metabolite |
| Best intervention | CBD, black pepper, distraction | CBD, rest, hydration, patience |
Edibles are harder to come down from because your liver converts THC into 11-hydroxy-THC, which crosses the blood-brain barrier more easily and produces stronger effects. The dose is also harder to predict because absorption depends on what you ate, your metabolism, and your body weight. If you are feeling too high from an edible, know that the peak will pass, but the total experience will last longer than smoking.
Frequently Asked Questions
Can you overdose on cannabis?
No. There is no known fatal dose of cannabis in humans. You can feel extremely uncomfortable but you are not in medical danger.
How long does it take to get unhigh?
Most people feel better within one to three hours after smoking and three to six hours after edibles. Full effects can last up to eight hours with very high doses.
Does drinking water help you get unhigh?
Water helps with dry mouth and mild dehydration but does not flush THC out of your system faster. It can help you feel physically better while you wait.
What is the fastest way to stop feeling high?
Chewing black peppercorns or taking CBD oil are the fastest interventions known. Both work within minutes for many people by directly interacting with THC receptors.

