New hope for hemophilia a: Low-Dose emicizumab may protect joints better
NCT ID NCT07439055
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether switching to low-dose emicizumab can improve joint health and reduce bleeding in people with hemophilia A who still have joint problems despite standard factor VIII therapy. Eighteen patients aged 8-28 from Thailand were enrolled. Those with worse joint scores were switched to low-dose emicizumab, and their bleeding rates, joint health, and quality of life were tracked for 8 months.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- emicizumab
- What this could lead to
- If successful, low-dose emicizumab could offer better bleeding control and joint health for hemophilia A patients who don't respond well to standard factor VIII therapy.
- What could go wrong
- This is a small, early-phase study with only 18 participants, so results may not apply to everyone. The low dose may not work as well as higher doses, and long-term safety is unknown.
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
-
Phase 2/3
Runs two stages together: whether the treatment works, then large-scale confirmation.
- Participants
-
18 people
The number who actually took part.
- Started
-
Jun 2025
- Expected to finish
-
Apr 2026
An estimate. End dates often move.
- Lead sponsor
-
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
-
3 to 30 years
- Sex
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Male participants only
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * hemophilia A patients aged 3-30 years who received treatment with PK-guided EHL Factor VIII for more than 8 months Exclusion Criteria: * hemophilia A patients with presence of factor VIII inhibitors
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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
-
Chulalongkorn University
Bangkok, 10330, Thailand
More trials for these conditions
Other studies related to the condition(s) this trial covers.