Pepper spray hurts intensely, but in most healthy adults the pain fades on its own, mostly within the first hour. What you do in the first minutes still matters, because the burning compound is carried in an oil that clings to skin and clothing. Getting it off is less about soothing and more about lifting oil away, the way you’d clean grease from a pan.
Why Pepper Spray Burns and Why Water Alone Doesn’t Fix It
Pepper spray’s active ingredient is an oily extract of hot peppers. Its key compound is capsaicin, the same chemical that makes chili peppers hot. Capsaicin switches on a pain-and-heat sensor on nerve endings, so you feel scalding heat even though no heat is present.1PubMed Central. Capsaicin: Current Understanding of Its Mechanisms and Therapy of Pain and Other Pre-Clinical and Clinical Uses2Adolescência e Saúde. Capsaicin–TRPV1 Signaling: Therapeutic Potential, Molecular Mechanisms, and Safety Considerations
Skin often turns red and feels hot because nearby blood vessels widen in response to the nerve signal. That is irritation, not a heat injury. When the pain seems to be getting worse, it is often oil still sitting on the skin and keeping the nerves firing rather than damage building underneath.
Because the pepper oil is an oil, plain water tends to slide over it and can spread it to new skin. Detergent, which breaks up oil, is what actually lifts it off.3sharg.pl. How to Wash Off Pepper Spray? First Aid and Effective Neutralization Methods Some sprays also contain harsh solvents that carry the pepper oil, and these can damage the eye’s surface on their own.4PubMed Central. Toxic carriers in pepper sprays may cause corneal erosion
Pain can flare again after it seemed to fade, because leftover oil on skin, hair, or hands keeps triggering the nerves. Touching your face with contaminated hands moves it into your eyes.
A few things make it worse. Rubbing presses the oil deeper into skin and eyes and spreads it. Oily lotions or creams applied right away can trap the oil against the skin. Wiping with a dry towel smears it over a wider area.
What to Do in the First Few Minutes
- Move to fresh, moving air and away from the spray cloud.
- Make sure you, or the person you’re helping, can breathe before anything else.5EMS1. Riot control Rx
- Take off contaminated clothing and anything touching the skin, eyes, or mouth.6EMS1. Riot control Rx
- Flush the eyes and wash the skin. This is the core of treatment, because there is no antidote.7PubMed. Effects of tear gases on the eye
- Take out contact lenses once flushing has started.
Panic and fast breathing make the throat and chest feel tighter, so breathe slowly. Blinking and tearing are the eyes’ own way of washing the oil out, so let them happen.
Coughing, a tight chest, and a runny nose are expected right after inhaling the spray and usually ease once the person is in fresh air. Struggling to speak, wheezing that keeps worsening, blue or gray lips, or fainting is not routine. Call emergency services right away instead of continuing to wash.
When removing clothes, cut off a shirt or pull it away from the face rather than dragging it over the head. Bag the clothing so the oil doesn’t spread through the car or house, and wash your hands before touching your face again. If you’re helping someone else, wear plastic or rubber gloves if you have them, so the oil doesn’t get onto your own hands.8Virginia Poison Center. Clothing Decontamination after Pepper Spray Exposure
How to Wash Pepper Spray Off Your Skin
Wash with cool water and a mild cleanser such as soap or gentle dishwashing liquid, which removes the oil far better than water alone.9sharg.pl. How to Wash Off Pepper Spray? First Aid and Effective Neutralization Methods Decontamination wipes are sold for cleaning the skin and the area around the eyes.10sharg.pl. How to Wash Off Pepper Spray? First Aid and Effective Neutralization Methods Keep the water cool, because hot water makes the burning feel worse. Scrub in small circles to lift the oil off the skin.11Byrna. How to Clean Pepper Spray From Skin Eyes Clothes and More
Lather, rinse, and repeat several times rather than doing one long scrub. Wash your hair with your head tilted back so the runoff doesn’t hit your eyes. Clean under the fingernails, where oil hides and later reaches the eyes. Then pat dry with a clean towel and set it aside to be laundered.
To wash your face, keep the eyes closed and let water run downward and away from them. Use a fresh handful of soapy water for each pass rather than rubbing the same oily area.
If you shower, rinse the hair and face first, then wash the lower body last, since oil from above runs over it. A shower is a good way to finish after the eyes have been flushed, but a poor first step if the eyes are still burning. Common mistakes include drying the face with a contaminated towel and forgetting the ears, neck, and hairline.
How to Flush Your Eyes and Handle Contact Lenses
Flush the eyes with clean water or saline for 15 to 20 minutes.12EMS1. Riot control Rx Keep your hands away from your eyes, because rubbing can scratch the surface of the eye, which is already irritated.
Without an eyewash, lean over a sink or shower and let cool water run over the eye. A clean water bottle also works for a gentle, steady stream. Turn your head so the runoff doesn’t pass into the other eye.
The burn makes the eyelids squeeze shut on their own, so gently hold them open with clean, freshly washed fingers. Aim the stream at the inner corner near the nose so it washes across the eye and out to the side. Roll your eyes in different directions so water reaches the corners and under the lids.
The oil clings to the eye surface and under the lids, so a quick rinse removes only some of it. Finish the full time even if the pain eases. Set a timer on a phone, or have a helper watch the clock.
If you wore contacts, start flushing right away, then remove the lenses gently as soon as you can.13Rhode Island Eye Institute. Pepper Spray Eye Injury: What to Do and When to Seek Care Throw away both the lenses and the case, because they can’t be cleaned safely after chemical exposure.14Rhode Island Eye Institute. Pepper Spray Eye Injury: What to Do and When to Seek Care Switch to glasses until your eyes feel normal.
Does Milk or Other Home Remedies Help
After drinking something spicy, rinsing with full-fat cow’s milk eased mouth burning more than water did.15Food Quality and Preference. More than fat – Proteins in dairy and plant milks contribute to the reduction of oral burn from capsaicin In another test, though, milk proteins alone did not clearly reduce the burn.16Journal of Sensory Studies. Do milk proteins relieve capsaicin‐induced burning sensation in the oral cavity? The evidence is about a spicy mouth, not about spray in the eyes or on the skin. So use milk only as a mouth rinse if you got spray in your mouth, and keep using water for the eyes.
Capsaicin dissolves in fat, and whole milk contains fat. That reasoning applies to the mouth, where milk is safe to swallow, not to eyes or skin.
Putting milk in the eyes is a poor idea. It isn’t sterile and may carry bacteria into an irritated eye, and it doesn’t dissolve the oil well enough to replace flushing.
Numbing creams such as lidocaine dull nerves in general.17PubMed Central. Capsaicin: An Uncommon Exposure and Unusual Treatment Still, in one trial, a 5% lidocaine patch didn’t ease capsaicin pain on the skin.18PubMed. Antihyperalgesic efficacy of 5% lidocaine medicated plaster in capsaicin and sunburn pain models–two randomized, double-blinded, placebo-controlled crossover trials in healthy volunteers
Baby shampoo is a gentle detergent and can clean oil off skin, but plain soap or dish detergent does the same job and is usually easier to find. “Tear-free” doesn’t make it right for flushing the eyes; rinse them with water or saline. Bar soap and shampoo are best kept on skin and hair, away from the eyes.
How Long Recovery Takes
At 10 minutes after exposure, people have strong pain, blurred vision, and tearing.19PubMed. Clinical effects of oleoresin capsicum (pepper spray) on the human cornea and conjunctiva These symptoms were much improved by 1 hour.20PubMed. Clinical effects of oleoresin capsicum (pepper spray) on the human cornea and conjunctiva About 1 in 5 exposed eyes had tiny surface scratches, but none had a deeper scrape of the cornea.21PubMed. Clinical effects of oleoresin capsicum (pepper spray) on the human cornea and conjunctiva By one week, feeling in the eye’s surface was back to normal and the eyes looked healthy.22PubMed. Clinical effects of oleoresin capsicum (pepper spray) on the human cornea and conjunctiva Pain eases in waves rather than switching off, so a fading burn that briefly returns is normal if oil remains.
The next day, skin may stay pink or sensitive, especially in a warm shower. Eyes may feel gritty or sensitive to light for a day or so. Remaining oil on bedding or a phone screen can cause small flare-ups.
The cornea is the clear front layer of the eye, and a minor scratch on its surface can cause a gritty, sore feeling. Such small scratches typically heal on their own in a day or two, because the surface layer renews quickly. A scratch is more likely if the eye was rubbed, which is another reason to keep your hands away.
When to Get Medical Help
People with asthma or COPD can have more severe breathing effects.23Poison Control. How dangerous is pepper spray? In some people with asthma, the airways narrowed after exposure, which didn’t happen in people without asthma.24JEMS: EMS, Emergency Medical Services – Training, Paramedic, EMT News. Pepper Spray Exposure: Treatments and Risk Factors for Severe Reactions If you have asthma, use your rescue inhaler and seek care if breathing doesn’t ease quickly.
Wheezing, a feeling you can’t get a full breath, or struggling to speak in full sentences are not routine and call for urgent help. Lips or fingertips turning blue or gray, or the person becoming drowsy or confused, means calling emergency services immediately. Ordinary coughing and a runny nose that ease in fresh air are expected.
Irritant sprays raise heart rate and blood pressure, which can be dangerous for someone with heart disease.25PHR. Health Impacts of Crowd-Control Weapons: Chemical Irritants (Tear Gas and Pepper Spray) Breathing in the spray caused only a small rise in blood pressure and heart rate in healthy adults, and heart rate stayed in the normal range.26National Institute of Justice Research in Brief. The Effects of Oleoresin Capsicum (Pepper) Spray on a Suspect’s Ability to Breathe
One young child developed serious eye-surface growth after a mild-seeming exposure, and eye specialists advised anti-inflammatory eye treatment for young children even after a mild exposure.27PubMed. Conjunctival proliferation after a mild pepper spray injury in a young child Have a child’s eyes checked by a doctor even if the child seems fine.
Sprays with harsh solvents have caused corneal damage.28PubMed Central. Toxic carriers in pepper sprays may cause corneal erosion See an eye doctor if pain, blurry vision, or light sensitivity persists beyond the first hour or worsens.
Bring the spray product or its name, since the added solvents matter. Say how long ago it happened and what you’ve already done, and mention asthma, heart disease, or contact lens wear. In the US, poison control (1-800-222-1222) can advise on the phone.
Cleaning Clothes, Car, and Belongings
Handle contaminated clothes with plastic or rubber gloves and throw the gloves away afterward.29Virginia Poison Center. Clothing Decontamination after Pepper Spray Exposure Wash the clothes separately from other laundry, in cool or cold water with laundry detergent.30Virginia Poison Center. Clothing Decontamination after Pepper Spray Exposure Soaking for at least 30 minutes in cold water with a double dose of heavy-duty detergent is said to remove much more oil in the first wash than water alone.31360 Hazardous Cleanup. How to Remove Pepper Spray: A Decontamination Guide It may still take more than one wash to remove the oil completely.32Virginia Poison Center. Clothing Decontamination after Pepper Spray Exposure Keep your hands away from your face until you’ve washed them thoroughly after loading the machine.
Before using the dryer, check the washed clothes by smell and by touching with a gloved hand. If the fabric still smells sharply peppery, wash again, though a lack of smell doesn’t guarantee the oil is gone. Dryer heat can set the oil in the fabric, which makes a second wash harder. If you can’t tell, line drying is safer, since you can check the clothes again later.
Let items that can’t be washed air dry for a few days so the oil can break down a little.33Virginia Poison Center. Clothing Decontamination after Pepper Spray Exposure After that, dry clean them or wipe the surfaces with a wet cloth, mild soap, and cool water.34Virginia Poison Center. Clothing Decontamination after Pepper Spray Exposure Let everything dry completely before using it again.35Virginia Poison Center. Clothing Decontamination after Pepper Spray Exposure
The oil hides in other places too. Car seats, the steering wheel, and seat belts need a soapy wipe-down. Phones, glasses, keys, and bag straps carry oil back to your face. Run an empty rinse cycle afterward to clean the washing machine drum.