![]() ![]() In the winter, when the common cold and viruses are more prevalent, nosebleeds are common. Allergens dry out your nose, which leads to irritation and allergy nosebleeds.Īntihistamines or decongestants, often used to alleviate allergy symptoms, may also cause a dry nose and create nosebleeds. There are many tiny blood vessels in the nose, and these vessels can be easily damaged, which leads to nosebleeds.Įven something as simple as air moving through the nose can contribute to the problem by irritating the nasal membranes, which in turn, can damage the tiny blood vessels. An allergen is any substance-such as pollen or ragweed-that prompts an allergic reaction. Why? To answer this question about allergy nosebleeds, it helps if you know how allergens affect the inside of your nose. Those with allergies are very susceptible to nosebleeds. If you or your child has chronic allergies, your nose may bleed frequently. Excessive picking, scratching, nose-blowing, and sneezing-which are more common in winter-contribute to nosebleeds. ![]() ![]() Heated air and chronic colds can irritate and dry the delicate blood vessels of the nose. Have you noticed that nosebleeds are more common in winter? There is a collection of blood vessels on the anterior septum-the bone that divides the nose– called Kiesselbach’s plexus– where the vast majority of nosebleeds occur. To accomplish this, the nose has a very rich vascular supply. The nasal mucous membranes warm and humidify air as it passes through the nose. The medical term for a nosebleed is epistaxis. Medication such as aspirin and other blood thinners.However, some factors can cause bleeding. Often, there is no obvious reason for the bleeding and it may seem very random. While there are many potential causes, our patients often ask us: Can allergies cause nosebleeds? We’ll look at what causes an allergy nosebleed, examine how to prevent them, and what to do when you have one. They can occur at any age but are most common under age 10 and over age 50. They can certainly be frightening at times, but they are rarely life-threatening. Nosebleeds can be profuse and dramatic, but the good news is that most of them are not serious. Updated March 2023 Can Allergies Cause Nosebleeds? How Our ENTs Can Help ![]()
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