Mass hepatitis b screening aims to prevent liver cancer in thailand
NCT ID NCT07258251
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study will offer free hepatitis B testing to nearly 240,000 adults in Phichit, Thailand, who were born before 1992 and may have been infected before vaccines were available. Those who test positive will receive care and daily medication to control the virus and prevent liver damage. The goal is to find hidden infections and keep people healthy over the long term.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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About 6,000 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Jan 2026
An estimate. Start dates often move.
- Expected to finish
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Dec 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Adults born before January 1, 1992 * Residing in Phichit Province * Individuals who test positive for HBsAg will be invited to participate in the follow-up cohort * HBsAg positive patients who are already under care will also be invited to participate Exclusion Criteria: * Subjects who withdraw consent
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Get notified about this study
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Phichit Provincial Hospital, Phichit / 12 District Hospitals in Phichit Province
Phichit, Changwat Phichit, Thailand
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can a vaccine teach the immune system to fight hepatitis b?