Antihistamines work by blocking histamine — a chemical your body makes that can cause nasal congestion and other symptoms. However, some research has found that antihistamines don’t work well ...

Nasal azelastine is an antihistamine, which blocks a chemical in your body called histamine. This reduces symptoms like stuffy nose, runny nose, and sneezing.

By doing so, antihistamines can provide effective, short-term relief of nasal allergy symptoms like sneezing, runny nose, and congestion. This article looks at how antihistamines work and the ...

Nasal antihistamine sprays prevent the release of histamine (a chemical from your immune system that causes allergy symptoms) and open up the airways in your lungs to prevent allergy symptoms.

The term “decongestants” sometimes also refers to other medications that help relieve nasal and sinus congestion, such as antihistamines and corticosteroids. which are available as pills ...

For mild nose itchiness and sneezing, an antihistamine nasal spray, like azelastine (Astepro), might work for you. A common side effect is a metallic taste in the back of the throat, Kachru says.

Antihistamine nasal sprays: If you’ve been faithfully using a nasal steroid for a couple of weeks and you’re still uncomfortable, the guidelines recommend adding in a daily nasal antihistamine ...

A nasal antihistamine is particularly helpful if you’re dealing with a runny nose, says Dr. Mak. Good Enough For Mild Allergies: Antihistamine Pills.

Short-term studies generally have shown that nasal steroids are more effective, ... Nasal Steroids vs. Antihistamines for Long-Term Treatment of Perennial Rhinitis - Medscape - Apr 12, 2002.

We highly recommend the HealthA2Z Fluticasone Propionate Nasal Sprays for anyone experiencing allergy symptoms. Pros. Provides 24-hour relief from common allergy symptoms like itchy, watery eyes ...

Oral and nasal antihistamines. If you're experiencing itchy eyes, a runny nose, or sneezing, an oral antihistamine like Zyrtec, Claritin, or Allegra should help, Rubin says.

Here's the lowdown from allergy doctors on how to get relief, from which medicines to use — and how to best use them — to tips for keeping pollen out of your home.