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Efficacy of povidone iodine spray for SARS-CoV-2 eradication in upper respiratory tract of patients with COVID-19: A pilot study

Efficacy of povidone iodine spray for SARS-CoV-2 eradication in upper respiratory tract of patients with COVID-19: A pilot study

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
TCTR
Registry ID
TCTR20210125002
Enrollment
14
Registered
2021-01-25
Start date
2021-05-01
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Asymptomatic infection or mild symptoms of COVID-19 confirmed by real-time polymerase chain reaction (RT-PCR) SARS-CoV-2, COVID-19, povidone iodine, upper respiratory tract

Interventions

If patient is willing to participate in the study, this following intervention will be performed in all patients
1. Specimen collection by nasal swab at left nose (control specimen) 2. Administration of 0.4% PVI solution at left and right noses 3. Wait 3 minutes and specimen collection by nasal swab at left and
Experimental Drug

Sponsors

Health System Research Institute (HSRI)
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Age 18-60 years, 2. Asymptomatic or mild symptom of COVID-19 by RT-PCR, 3. Willing to participate in the present study, 4. Cycle threshold of RT-PCR for SARS-CoV-2 less than 25 (within 3 days before enrollment)

Exclusion criteria

Exclusion criteria: 1. Severe allergy to seafood or iodine, 2. Pregnancy or lactation, 3. Thyroid gland enlargement or thyrotoxicosis, 4. Receiving favipiravir or remdesivir treatment before enrollment

Design outcomes

Primary

MeasureTime frame
Viral culture 3 minutes after administration Growth

Secondary

MeasureTime frame
Viral culture 4 hours after administration Growth,RT-PCR 3 minutes after administration Cycle threshold,RT-PCR 4 hours after administration Cycle threshold,Adverse event During and 4 hours after administration Presence

Countries

Thailand

Contacts

Public ContactRUJIPAS SIRIJATUPHAT

Faculty of Medicine Siriraj Hospital

rujipas21@gmail.com024197783

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026