Risedronate is in a group of medicines called bisphosphonates (bis FOS fo nayts). It
alters the cycle of bone formation and breakdown in the body. Risedronate slows bone loss
while increasing bone mass, which may prevent bone fractures.
Risedronate is used to treat or prevent osteoporosis in men and women. Risedronate is
also used to treat Paget's disease of bone.
Risedronate may also be used for other purposes not listed in this medication guide.