Baby shampoo and mouthwash may fight COVID-19, study finds
NCT ID NCT04802408
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether using a baby shampoo nasal wash and Listerine mouthwash for 4 days could lower the amount of COVID-19 virus in the nose and throat of recently infected adults aged 18-65. Participants were randomly assigned to different wash combinations, including plain salt water as a comparison. The goal was to see if these simple, at-home rinses could safely reduce viral load.
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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
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Penn State
State College, Pennsylvania, 16801, United States
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Penn State Health Milton S. Hershey Medical Center
Hershey, Pennsylvania, 17033, United States
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