Evaluation Of Missed Osteoporosis Diagnoses, And Preference Between Once Monthly Ibandronate And Once Weekly Alendronate

Exclusion Criteria

• •Abnormalities of the esophagus which delay esophageal emptying such as stricture or achalasia.
• •Inability to stand or sit in the upright position for 60 minutes.
• •Previous use of bone active agents (e.g. strontium, PTH).
• •Significant medical condition which may preclude the patient's ability to complete the study.
• •History of alcohol or drug abuse.
• •Hypersensitivity to any component of the bisphosphonates alendronate and ibandronate.
• •Administration of any investigational drug within 30 days preceding the first dose of the study drug.
• •Serum total calcium \> 10.5 mg/dL or \< 8.0 mg/dL (equivalent to 2.63 mmol/L and 1.99 mmol/L).
• •Osteoporosis by secondary causes, will be excluded especially when an isolated deformity of the vertebral body is detected during x-ray analysis.