Bed bugs are a major problem for anyone who has them. These pests can cause a lot of discomfort and irritation, especially for people who are allergic to them. That’s why it is important to find ways to get rid of bed bugs as soon as possible. One of the best ways to do this is by using bed bug spray. While there are many different types of sprays available on the market today, not all of them are effective in killing bed bugs. Some sprays may also contain chemicals that can harm your health or cause other problems such as respiratory problems or skin irritation. If you want to find out more about how long bed bug spray last then keep reading this article.
Bed bug sprays are the most effective way to get rid of bed bugs. They work by spraying a fine mist of insecticide on all surfaces that might harbor the pests and killing them instantly. However, it is important to know how long bed bug spray last so that you can ensure your home is completely free of these pesky insects.
Bed bug sprays will only last for about 2 weeks when applied properly. This means that you should reapply the spray every 2 weeks if you want to keep your home bed bug-free. If the spray does not work for you, there are other ways to get rid of these pests such as hiring a professional pest control company or using DIY methods like diatomaceous earth or boric acid powder which are both environmentally safe and non-toxic but may require multiple applications over time depending on how large your infestation is.
We have a few tips and tricks that can help you keep your home bedbug-free for as long as possible.
Bed bug sprays act quickly, but they don’t last forever. If you want to ensure that the product you’re using will work for as long as possible and kill any bugs that come in after you’ve sprayed, here are some things you can do:
– Try not to let any rain or water touch the sprayed areas. This can dilute the chemicals and wash them away, which will make them less effective.
– Don’t spray directly on fabrics or upholstery; instead, spray underneath them and let the liquid soak through naturally over time. This will also help prevent stains from being left behind by accidental splashes.
How Often Should You Spray for Bed Bugs?
Bed bugs are a nightmare. You can’t get them out of your house, and they seem to keep coming back.
There are a few things you can do, though, to make sure that you’re getting rid of them once and for all. One of those things is spraying your home with bed bug killer. Bed bug killer sprays come in different forms: some are aerosol cans and others are liquids that you spray on surfaces. Both of these options are effective at getting rid of bed bugs, but how often should you spray?
It depends on how bad the infestation is. If there are only one or two-bed bugs in one room, or even just one or two bites from the same bug in one night, then it might not be necessary to spray every day or every other day. Some people go as long as three days between treatments.
But if there are more than a few bites each night, then it’s probably best to spray every day until all signs of bed bugs have disappeared completely, and even then, spraying once a week will help keep them away (and may prevent any new ones from showing up).
Do Bed Bugs Go Away After Spraying?
Yes, bed bugs do go away after spraying. The spray acts as a repellant and will kill any bed bugs that come into contact with it. However, if you’re not spraying regularly enough, the bed bugs will just keep coming back. To get rid of bed bugs for good, you’ll have to make sure you’re making an effort to spray every day for at least two weeks straight.
What to Expect After Spraying for Bed Bugs?
When you’ve decided to take the step of hiring a professional to come to spray for bed bugs, you may have some questions about what to expect. Spraying for bed bugs is a process that includes several steps.
First, an inspector will come and evaluate your home for signs of bed bugs. This evaluation may include taking pictures, removing items from bedrooms and other areas where you have seen signs of bed bug activity, and inspecting any furniture or other objects that are being used in the room where you have seen signs of infestation.
Once the inspector has determined where the infestation is located, he or she will recommend what type of pesticide should be used in that area. The inspector will also recommend how often spraying should occur and how long it should continue.
After spraying has been completed, it’s important to make sure that you follow all instructions given by your pest control company carefully so that no one gets sick or injured by these chemicals or by the pesticides themselves.
Can You Sleep in a Room After Spraying for Bed Bugs?
The short answer is yes. You can sleep in the room after spraying for bed bugs, but you should take some precautions.
Spraying for bed bugs is not a long-term solution. It’s only a temporary fix to get rid of the current infestation in your home, and then you need to get professional help to make sure they don’t come back.
However, spraying for bed bugs does kill most of the bugs that are inside your mattress and box springs, as well as on other furniture and walls in your home. The bed bugs die after being exposed to the insecticide mist that comes out of the sprayer nozzle when you’re using it to treat areas where you have seen or found evidence of infestation (like blood stains).
So yes, you can sleep in a room after spraying for bed bugs. Just make sure that everything is cleaned up before you sleep there again so that no new eggs are laid during your nap time.
List of Bed Bug Killers
Bed bugs are the worst. They live in your bed and attack your body while you’re asleep, and they can literally take over your life. They’re a nightmare, but we know how to get rid of them. That’s why we’ve made this list of the best bed bug killers on the market today.

Mite Killer Spray by Premo Guard 16 oz – Treatment for Dust Spider Bird Rat Mouse Carpet and Scabies Mites – Fast Acting 100% Effective – Child & Pet Safe – Best Natural Extended Protection
Price: $19.97
Features :
- SAFE, NATURAL, AND NON-TOXIC. Made from natural organic ingredients. Good for use in helping allergy and asthma sufferers. Use for entire home, farm, yard, or travel. Excellent natural treatment for backyard chicken coops, cages, pens, bedding, etc.
- STAIN AND SCENT FREE. Will not stain fabric materials. Apply directly to sheets, mattresses, pillow covers, pet bedding, carpets, furniture, curtains, etc. Scent-free with no harmful fumes that come from traditional pesticides.
- PROVEN INSECT KILLER. Tested by a team of entomologists to effectively kill most mite species. Use to treat guinea pigs, hamsters, reptiles, predatory, poultry, clover, mold, and carpet mites.
- QUALITY TESTED. We ensure our products are supplied by Certified Natural Products Association (NPA) and Approved Good Manufacturing Practice (GMP) facilities. All our products are third-party tested and approved.
- CLICK THE ORANGE ADD TO CART. When you order Premo Mite Killer today you will receive excellent customer service and are protected by our money-back guarantee.
Additional Info :
Item Dimensions | |
Weight | 1 Pound |

SenSci Blackout Bed Bug Detector and Interceptor – Under The Leg Bed Bug Monitor – 4-Pack
Price: $18.00
Features :
- EFFECTIVE BED BUG TRAP: More accurate than visual inspections, less obtrusive in detecting bed bugs versus traditional inspection methods.
- EASY TO USE: Easy to install and inspect. Place the bed bug traps under the legs of your beds or furniture to detect bed bug infestations.
- THE INNOVATION, NOT IMITATION: Designed and developed by leading bed bug expert Jeff White and backed by science.
- BREAK-RESISTANT: Our bed bug interceptors are 5.5″ across, 4.5″ in the inner well where the bed/furniture leg is placed; constructed of durable, recyclable plastics that are MADE IN THE USA and can withstand the weight of heavy furniture.
- PEST PROFESSIONAL PRODUCT: Use the best early bed bug detection and bed bug prevention product that more pest professionals use for their treatments.
Additional Info :
Color | Black |

OFF! Botanicals Insect Repellent IV, 2 fl oz (1 ct)
Price: $4.62 ($2.31 / Fl Oz)
Features :
- Deet free (for protection that lasts more than 2 hours, choose a DEET-based repellent)
- Plant-based formula (active ingredient chemically synthesized from pine oil extract)
- Contains no added fragrances or dyes
- Repels black flies, gnats, no-see-ums, and mosquitoes that may carry the West Nile virus
- The pump spritz allows for easy application.
Additional Info :
Item Dimensions | |
Height | 4.95 Inches |
Width | 1.4 Inches |
Length | 1.4 Inches |
Weight | 2 ounces |
Release Date | 2018-02-05T00:00:01Z |

Bed Bug & Dust Mite Killer Natural Spray Treatment for Mattresses, Covers, Carpets & Furniture – Fast Extended Protection. Pet & Kids Safe – No Toxins or Chemicals 32 oz Quart
Price: $19.95 ($0.62 / Fl Oz)
Features :
- ✅ KILLS BED BUGS & DUST MITES ON CONTACT – Fast Acting Formulation Kills All Stages From Eggs To Adults.
- ✅ AREAS TO USE – Use Anywhere In Your Home Including Mattresses, Box Frames, Pillows, Mattress Covers, Furniture, Dresser Drawers, Pet Beds, Seems Of Chairs & Couches, Between Cusions, Baseboards, Cracks, Crevices & Stuffed Animals. Will Not Stain.
- ✅ ALL-NATURAL FORMULATION, NO TOXINS – The product Is Made With Only All-Natural Ingredients And Does Not Include Any Questionable Toxins. No Dangerous Chemicals Or Poisons To Come In Contact With.
- ✅ EASY TO USE JUST SHAKE AND SPRAY – Comes With a Comfortable Heavy Duty Trigger Sprayer That Is Guaranteed Not To Clog.
- ✅ 4.9 STAR LIFETIME AMAZON SELLER FEEDBACK RATING 100% MONEY BACK GUARANTEE – OUR PRODUCT WORKS. Thousands of Customers Cannot Be Wrong. Not Satisfied? We’ll Refund Your Money, No Questions Asked
Additional Info :

Nix Lice & Bed Bug Killing Spray for Home, Bedding & Furniture, Transparent, 5 Fl. Oz
Price: $7.90 ($1.58 / Fl Oz)
Features :
- Nix Lice & Bed Bug Killing Spray for Home kills lice and bed bugs
- Easy to use – just spray affected areas such as bedding and furniture
- No odor, non-staining, and no sticky residue
- Effective for up to 4 weeks
- Not for use on humans, read the entire label before each use
- Contains 1 bottle of Nix Lice & Bed Bug Killing Spray for Home, 5 fl oz
Additional Info :
Color | Transparent |
Item Dimensions | |
Height | 6 Inches |
Width | 3.13 Inches |
Length | 1.38 Inches |
Weight | 0.4125 Pounds |
Release Date | 2016-10-01T00:00:01Z |
Conclusion,
Bed bug spray is always going to be useful, but it’s not a one-size-fits-all solution for your pest problem. You need to know how long the spray will last so you can use it effectively and efficiently, and also understand how to make sure that you’re getting your money’s worth.
A good rule of thumb for determining how long bed bug spray lasts is 12 hours. This means that if you apply the spray at 8 PM, then it should still be working at 8 AM the next morning. However, this number can vary depending on several factors: how much of an area you’re treating; whether or not there are gaps between furniture or cracks in walls; whether or not there are other chemicals used in conjunction with the bed bug spray; and more.