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Doctor insights on: Allergic Reaction To Gnat Bites

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Insect Bites (Definition)

Insect bites are from mosquitos, spiders, flies, ticks, and other species that use their mandibles (jaws) to attach to a person or other animal. They can then suck blood out of their "prey" and leave saliva proteins that cause itching and swelling. Other insect species, like bees, yellow jackets, wasps, hornets and fire ants actually inject venom into their prey and can not only cause localized pain and swelling, but severe, acute allergic reactions in ...Read more


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I need a straight answer. What is allergic reaction to insect bites?

I need a straight answer. What is allergic reaction to insect bites?

What it says.: If you get stung or bitten by an insect, and you are allergic to the insect's venom or saliva, you develop an allergic reaction to the sting or bite. Usually it's just itching, redness, and swelling around the bite, but in rare cases it can evolve into anaphylactic shock which is life-threatening. Antihistamines may help mild cases, but if you have trouble breathing or other symptoms see a doctor. ...Read more

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What are the tests for allergic reaction to insect bites?

What are the tests for allergic reaction to insect bites?

Skin test or blood: When you see an allergist, they will first take a detailed history of your symptoms from the bite..And the type of insect involved, if known...Depending on the insect, a series of simple scratch tests can be done, or sometimes a blood testis done first. It depends on your reaction history. ...Read more

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If I develop allergic reaction to insect bites, how will it be treated?

If I develop allergic reaction to insect bites, how will it be treated?

Allergy: Lots of different meds can be used. Antihistamines are very common but stopping the medicine (or other thing) that causes the reaction is the first thing to do, if known. Topical and systemic steroids are also commonly used (orally or injected). ...Read more

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Are there treatment guidelines for allergic reaction to insect bites?

Are there treatment guidelines for allergic reaction to insect bites?

Insect bites: Treatment will depend on the severity of your condition. It is important to note that no specific antivenom is available to counteract the poison injected by the insect. The majority of problems requiring medical treatment result from the allergic reaction to the sting. Many of the complications from an allergic reaction respond well to various medications-when given in time. ...Read more

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Bug / insect bites with allergic reaction. Can i take hydrocortisone and Benadryl (diphenhydramine) to cure?

Bug / insect bites with allergic reaction. Can i take hydrocortisone and Benadryl (diphenhydramine) to cure?

INSECT BITE ALLERGY: It depends on the allergic reaction. If it is only itchy bumps, hc cream or other steroids plus Benadryl (diphenhydramine) intake will suffice. If the reaction is severe like anaphylactic shock or angioedema, you need Epipen shots or call 911. ...Read more

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How do I stop getting gnat bites?

How do I stop getting gnat bites?

Avoid fragrances: Gnats might be attracted to traces of fragrances on your body from personal care products such as soap, shampoo, conditioner, and antiperspirant. Even laundry products could leave fragrance on your clothes. Use fragrance-free laundry and personal care products, and use bug repellant when you know you'll be outside. ...Read more

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Does crossing gnat bites stop them itching?

Does crossing gnat bites stop them itching?

That's what I do :): Your question made me smile. I do the same thing with insect bites that are very itchy. I think it helps because what you are doing by using your fingernail to make a cross on the skin where it itches loads the nerve with a pain sensation which overpowers the itch receptors and helps relieves the itch. ...Read more

Dr. John Chiu
2,491 doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


Dr. John Chiu
1,005 doctors shared insights

Allergic Reaction (Definition)

Allergic reactions are sensitivities to substances, called allergens, that come into contact with the skin, nose, eyes, respiratory tract, and gastrointestinal tract. They can be inhaled into the ...Read more