Watch for Tyrvaya Nasal Spray for Dry Eyes

Rx Tyrvaya will be the first NASAL spray for treating dry EYES.

If that's not enough to raise questions, Tyrvaya is varenicline 0.03 mg solution...the same ingredient as Chantix.

The idea is Tyrvaya uses varenicline's cholinergic effects to activate a nerve pathway in the increase tear production.

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