Olive oil swish might cut asthma drug side effects

NCT ID NCT07664527

First seen Jun 26, 2026 · Last updated Jul 30, 2026 · Updated 5 times

Summary

This study tests whether an extra virgin olive oil and water mouthwash can remove more leftover asthma medication from the mouth than plain water. The medication residue can cause problems like thrush or sleep apnea. Twenty healthy adults and adults with asthma will rinse with different mixtures and have their rinse samples measured. The study lasts up to 3 weeks.

What this could mean

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

Active substance
Extra Virgin Olive Oil and Water mouthwash
What this could lead to
If it works, this could point toward a simple way to reduce mouth side effects from inhaled asthma medications.
What could go wrong
This is a very small, early proof-of-concept study with only 20 participants. It only tests residue removal, not actual side effect reduction.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • University of Wisconsin

    Madison, Wisconsin, 53792, United States

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