Could taking iron every other day be just as good?
NCT ID NCT07014371
First seen Jan 08, 2026 · Last updated Jun 23, 2026 · Updated 23 times
Summary
This study tests whether taking an iron pill every other day works as well as taking one daily for adults with iron deficiency anemia. About 114 participants will be randomly assigned to one of two groups for 8 weeks. Researchers will check blood levels and side effects to see if the less frequent dosing is easier to tolerate without losing effectiveness.
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This is a summary of
the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Study contacts
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Contact
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Contact
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Locations
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Phramongkutklao Hospital
RECRUITINGBangkok, 10400, Thailand
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What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Ferrous fumarate (oral iron supplement)
What this could lead to
If alternate-day dosing works as well as daily dosing, it could offer a simpler, more tolerable way to treat iron deficiency anemia.
What could go wrong
This is a small, early-stage trial (114 people) comparing dosing schedules, not a new treatment. Results may not apply to everyone, and side effects like stomach upset are possible.
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.