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Hypogonadism | Testosterone and Alendronate in Hypogonadal Men
Hypogonadism research study
What is the primary objective of this study?
This study will investigate the hypothesis that the combination of testosterone replacement and alendronate will improve bone density and parameters of bone quality more than either medication alone in older men with low testosterone levels and low bone density.
Who is eligible to participate?
Inclusion Criteria: - Male sex - Age 60 or above - Testosterone <300 ng/dL - DXA T score < -1 OR FRAX Score of 3% or greater for hip fracture or 20% or greater for major osteoporotic fracture Exclusion Criteria: - Significant liver or kidney disease - Elevated prolactin level - Abnormal TSH - Abnormal 25-Vitamin D - PSA > 2.5 - History of malignancy - Calcium > 10.6 - Alkaline Phosphatase > 150 - Fracture within the last 6 months - History of acute urinary retention - Hematocrit < 32% or > 50% - Fracture within the past 6 months - American Urological Association BPH symptom index > 21 - Sleep apnea - Abnormalities of the esophagus which delay esophageal emptying - Significant cardiopulmonary disease
Which medical condition, disease, disorder, syndrome, illness, or injury is researched?
Hypogonadism
Osteopenia
Osteoporosis
Study Interventions
Interventions can include giving participants drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available or noninvasive approaches such as surveys, education, and interviews.
Drug:TestosteroneTestosterone Gel (Fortesta) 40mg daily.
Drug:AlendronateAlendronate (Fosamax) 70mg every week.
Drug:Placebo AlendronateA placebo alendronate tablet will be taken every week by subjects in the Testosterone and Placebo Alendronate Group.
Drug:Placebo TestosteronePlacebo testosterone gel will be applied daily by subjects in the Alendronate and Placebo Testosterone group.
Study Arms
Research studies and clinical trials typically have two or more research arms. An arm is a group of people who receive the same treatment in the study.
Testosterone and Placebo Alendronate
Alendronate and Placebo Testosterone
Testosterone and Alendronate
Study Status
Suspended
Start Date: October 2011
Completed Date: June 2019
Phase: Phase 2
Type: Interventional
Design:
Primary Outcome: Spine Bone Mineral Density by DXA
Secondary Outcome:
Study sponsors, principal investigator, and references
Principal Investigator:
Lead Sponsor: Massachusetts General Hospital
Collaborator: Endo Pharmaceuticals
More information:https://clinicaltrials.gov/show/NCT01460654
