|Short description Overview   Alendronate Sodium is a medicine used in the treatment and prevention of osteoporosis which is caused by the use of steroids or menopause. The drug is used by both men and women. It works by altering the cycle of bone formation and breakdown. Consequently, the drug slows bone loss and increases bone mass which in turn prevents bone fractures. The medicine can also be used to treat Paget&rsquos disease.   Alendronate Sodium may be used for other purposes not mentioned in this guide.