Could a nasal spray soothe dry eyes?

NCT ID NCT05514041

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether a nasal spray containing varenicline (OC-01) can improve tear film quality and reduce dryness in people with dry eye disease. Fifty adults used either the active spray or a placebo. Researchers measured tear film changes and symptom scores shortly after use.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Varenicline nasal spray (OC-01)

What this could lead to

If it works, this could offer a new way to improve tear film quality and reduce dry eye discomfort quickly after use.

What could go wrong

This is a small, early-phase trial with only 50 participants. Results may not apply to everyone, and the effect may be short-lived or no better than placebo.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

dry eye syndrome

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Stephenson Eye Associates

    Venice, Florida, 34285, United States