Nasacort takes up to a week to achieve full benefits for allergy symptoms, and should be used daily for optimal allergy ...

The US Food and Drug Administration (FDA) has approved the first intranasal diuretic for heart, liver and kidney disease patients, aiming to prevent a common and costly issue that results in more than ...

Amid the uncertainty surrounding eligibility for and access to the latest Covid-19 vaccine, a new study has found that a common nasal spray could help prevent infection. This randomized ...

The over-the-counter allergy spray azelastine reduced the odds of getting COVID by two-thirds in a small clinical trial. A new study showed that azelastine, an over-the-counter nasal spray, helped ...

Sept 10 (Reuters) - (This is an excerpt of the Health Rounds newsletter, where we present latest medical studies on Tuesdays and Thursdays. To receive the full newsletter in your inbox for free sign ...

A new study has discovered another way to potentially prevent COVID-19. Researchers at Saarland University in Germany headed a clinical trial that found a nasal spray could reduce the risk of ...

Sept. 4, 2025 – A common over-the-counter nasal spray grabbed headlines and social media buzz this week as a simple, surprising way to reduce your chances of getting COVID-19. But is the hype getting ...

An over-the-counter nasal spray shows promise for preventing COVID-19, a new study found. The new study, published Tuesday in JAMA Internal Medicine, offered further evidence that azelastine may be a ...

Your medicine cabinet could be packing more than just cold and flu relief. A groundbreaking new study found that a widely available over-the-counter nasal spray may help healthy adults fend off ...