Conditions: Postmenopausal Osteoporosis
Keywords: randomized controlled trial, osteoporosis, risedronate
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 1294
Healthy volunteers: no

Brief summary:
The purpose of this trial is to study the efficacy of a single-dose monthly dosing regimen as compared to the standard daily dosing regimen of risedronate 5 mg daily.

Detailed description:
The comparator arms of this risedronate study are 150 mg monthly and 5 mg daily.

Arms:
arm 1: 5 mg risedronate, once daily for 2 years arm 2: 150 mg risedronate taken once a month for 2 years

Interventions: intervention 1: risedronate intervention 2: risedronate
Intervention descriptions: intervention 1: tablet, 5 mg risedronate, once a day for 2 years intervention 2: oral, 150 mg risedronate, once a month for 2 years

Protocol document: