The real reason osteoporosis pills fail may be forgetfulness
NCT ID NCT07105163
First seen Oct 06, 2026 · Last updated Oct 07, 2026 · Updated 1 time
Summary
Researchers want to know how faithfully women with postmenopausal osteoporosis follow their prescribed treatment. The study enrolls 230 women who take an oral bisphosphonate pill weekly or monthly along with daily calcium and vitamin D supplements. At a single routine visit, participants answer three questionnaires about how often they take their medicine, whether they forget doses, and how satisfied they are with treatment. The goal is to compare adherence across different dosing schedules.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If researchers learn which pill schedules women stick with best, doctors could match osteoporosis treatment plans to the routines patients find easiest to follow.
- What could go wrong
- This study only asks women about their habits at one visit, so it cannot prove which schedule works better or whether better adherence prevents fractures. Answers may also be inaccurate if participants misremember.
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.
- Participants
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230 people
The number who actually took part.
- Started
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Mar 2025
- Finished
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Dec 2025
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Women with postmenopausal osteoporosis who have been prescribed treatment with an oral bisphosphonate combined with Ca/D supplements.
- Ages
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Female participants only
- Healthy volunteers
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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: 1. \- Women diagnosed with postmenopausal OP. 2. \- Women who had been prescribed oral treatment with a BP administered monthly or weekly together with a Ca/D supplement (sachets or chewable tablets) administered daily, at least 6 months prior to inclusion in the study. 3. \- Women who had given their written informed consent before participating in the study. Exclusion Criteria: None
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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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CHU Insular - H Materno-Infantil
Las Palmas de Gran Canaria, Canary Islands, Spain
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CP Dr Agramonte
Palma de Mallorca, Balearic Islands, Spain
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CP Dr Balta
Palma de Mallorca, Balearic Islands, Spain
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CP Dr Caracuel
Córdoba, Andalusia, Spain
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CP Dr Larrauri
Vigo, Pontevedra, Spain
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CP Dr Solano
Madrid, Madrid, Spain
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CP Dr Zafra
Madrid, Madrid, Spain
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CP Dra Gerechter
Madrid, Madrid, Spain
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CP Dra Medrano
Alicante, Valencia, Spain
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CP Dra Sanchez
Barcelona, Catalonia, Spain
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CP Dra Tejon
Alicante, Valencia, Spain
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Clinica Gaias Santiago
Santiago de Compostela, A coruña, Spain
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Clinica Sagrada Familia
Barcelona, Catalonia, Spain
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Hospital Infanta Leonor
Madrid, Madrid, Spain
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Hospital Reina Sofia
Córdoba, Andalusia, Spain
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Hospital Virgen del Mar
Madrid, Madrid, Spain
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Hospital Virgen del Rocio
Seville, Andalusia, Spain
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Hospital Zamora
Zamora, Castille and León, Spain
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Hospital del Mar
Barcelona, Catalonia, Spain
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Hospital del Tajo
Aranjuez, Madrid, Spain
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