Osteoporosis and Dental Implant (OPOZAHN)
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ClinicalTrials.gov Identifier: NCT00727493 |
Recruitment Status : Unknown
Verified August 2008 by Charite University, Berlin, Germany.
Recruitment status was: Recruiting
First Posted : August 4, 2008
Last Update Posted : August 4, 2008
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Osteoporosis | Drug: alendronate once weekly 70mg Drug: placebo | Phase 4 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 45 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Triple (Participant, Investigator, Outcomes Assessor) |
Primary Purpose: | Treatment |
Official Title: | Evaluation of the Influence of Alendronate on Wound Healing After Dental Implants in Patients With Osteoporosis |
Study Start Date : | January 2004 |
Estimated Primary Completion Date : | January 2010 |
Estimated Study Completion Date : | April 2010 |

Arm | Intervention/treatment |
---|---|
Active Comparator: 1
alendronate once weekly 70mg, calcium 1000mg and Vitamin D 800 IU daily, dental implant
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Drug: alendronate once weekly 70mg
alendronate once weekly 70mg, calcium 1000mg and Vitamin D 800 IU daily for 12 months, dental implant |
Placebo Comparator: 2
placebo once weekly, calcium 1000mg and Vitamin D 800 IU daily; dental implant
|
Drug: placebo
placebo once weekly; calcium 1000mg and Vitamin D 800 IU daily, dental implant |
No Intervention: 3
dental implant, calcium 1000mg and Vitamin D 800 IU daily
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- Dental CT [ Time Frame: baseline, and 3,6,12 months after baseline ]

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Ages Eligible for Study: | 60 Years to 75 Years (Adult, Older Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Postmenopausal women > 2 years after menopause
- Age between 60 and 75 years
- Possibility to insert a dental implant
- Osteoporosis as defined by WHO criteria (intervention group), or women without osteoporosis / osteopenia (non-intervention group)
Exclusion Criteria:
- Pathological findings in the jaw bone
- Chronic inflammatory rheumatoid disease
- Bisphosphonate treatments during the last 12 months
- Inflammatory or metabolic bone disease, excluding osteoporosis
- Systemic corticosteroid treatments of more than one month within previous 12 months
- Severe diseases with life expectancy less than one year or expectation of rapid worsening within one year

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00727493
Contact: Dieter Felsenberg, Prof. Dr. | +490384453046 | dieter.felsenberg@charite.de | |
Contact: Hendrikje Boerst, Dipl. Wiss org. | +490384454745 | hendrikje.boerst@charite.de |
Germany | |
Centre for Muscle and Bone Research, Charité - Campus Benjamin Franklin | Recruiting |
Berlin, Germany, 12200 | |
Contact: Dieter Felsenberg, Prof. Dr. +493084453046 | |
Contact: Hendrikje Boerst, Dipl. Wiss. org. +493084454745 hendrikje.boerst@charite.de | |
Principal Investigator: Dieter Felsenberg, Prof. Dr. | |
Sub-Investigator: Anton ° Friedman, Dr. |
Study Chair: | Dieter Felsenberg, Prof. D.r | Leader of the center for muscle and bone research, Charité |
Responsible Party: | Prof. Dr. med. Dieter Felsenberg, Center for Muscle and Bone Research |
ClinicalTrials.gov Identifier: | NCT00727493 |
Other Study ID Numbers: |
OPOZAHN |
First Posted: | August 4, 2008 Key Record Dates |
Last Update Posted: | August 4, 2008 |
Last Verified: | August 2008 |
osteoporosis, bisphosphonate therapy dental implant |
Osteoporosis Bone Diseases, Metabolic Bone Diseases Musculoskeletal Diseases |
Metabolic Diseases Alendronate Bone Density Conservation Agents Physiological Effects of Drugs |