Clinical trial shows over-the-counter azelastine spray may block Covid virus from entering nasal passages ...

Q. I’m a physician and have long seen studies on using the nicotine patch for multiple disorders, including memory. Since it is a naturally occurring substance, I decided to give it a try.

The incidence of provider-diagnosed AR in the United States is approximately 60 million people, including both adults and children. 2 The incidence is even higher when patients self-report AR: between ...

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