| E.1 Medical condition or disease under investigation | 
| E.1.1 | Medical condition(s) being investigated | 
| Osteoporosis in postmenopausal women |  | 
| E.1.1.1 | Medical condition in easily understood language | 
| Osteoporosis in postmenopausal women |  | 
| E.1.1.2 | Therapeutic area | Diseases [C] - Musculoskeletal Diseases [C05] | 
| MedDRA Classification | 
| E.1.2 Medical condition or disease under investigation | 
| 
| E.1.2 | Version | 18.0 |  
| E.1.2 | Level | PT |  
| E.1.2 | Classification code | 10031285 |  
| E.1.2 | Term | Osteoporosis postmenopausal |  
| E.1.2 | System Organ Class | 10028395 - Musculoskeletal and connective tissue disorders |  | 
| E.1.3 | Condition being studied is a rare disease | No | 
| E.2 Objective of the trial | 
| E.2.1 | Main objective of the trial | 
| •	Provide additional information on safety in study subjects receiving six months of treatment with alendronate following 18 months of treatment with BA058 Injection 80 µg/Placebo. •	Provide information on the vertebral fracture rate in subjects receiving six months of treatment with alendronate following 18 months of treatment with BA058 Injection 80 µg/Placebo.
 •	Provide additional information on non-vertebral fractures and BMD change associated with six months of treatment with alendronate following 18 months of treatment with BA058 Injection 80 µg/Placebo.
 •	Provide additional information on BMD change and osteoporosis status associated with 24 months of treatment with alendronate after 18 months of treatment with BA058 Injection 80 µg/Placebo.
 |  | 
| E.2.2 | Secondary objectives of the trial |  | 
| E.2.3 | Trial contains a sub-study | No | 
| E.3 | Principal inclusion criteria | 
| 1.	The subject was enrolled, randomized to BA058 Injection 80 µg/Placebo and completed 18-months of blinded treatment within Study BA058-05-003. 2.	The subject is no more than 40 days from last study medication administration.
 3.	The subject has read, understood, and signed the written informed consent form for the Extension Study.
 
 |  | 
| E.4 | Principal exclusion criteria | 
| 1.	Subjects who were withdrawn from Study BA058-05-003 for any reason. 2.	Subjects who experienced a treatment-related SAE during Study BA058-05-003.
 
 |  | 
| E.5 End points | 
| E.5.1 | Primary end point(s) | 
| •	Provide additional information on safety in study subjects receiving six months of treatment with alendronate following 18 months of treatment with BA058 Injection 80 µg/Placebo. •	Provide information on the vertebral fracture rate in subjects receiving six months of treatment with alendronate following 18 months of treatment with BA058 Injection 80 µg/Placebo.
 •	Provide additional information on non-vertebral fractures and BMD change associated with six months of treatment with alendronate following 18 months of treatment with BA058 Injection 80 µg/Placebo.
 •	Provide additional information on BMD change and osteoporosis status associated with 24 months of treatment with alendronate after 18 months of treatment with BA058 Injection 80 µg/Placebo.
 |  | 
| E.5.1.1 | Timepoint(s) of evaluation of this end point | 
| Baseline and after 3, 6, 12, 18 and 24 months. |  | 
| E.5.2 | Secondary end point(s) |  | 
| E.5.2.1 | Timepoint(s) of evaluation of this end point |  | 
| E.6 and E.7 Scope of the trial | 
| E.6 | Scope of the trial | 
| E.6.1 | Diagnosis | No | 
| E.6.2 | Prophylaxis | No | 
| E.6.3 | Therapy | Yes | 
| E.6.4 | Safety | Yes | 
| E.6.5 | Efficacy | Yes | 
| E.6.6 | Pharmacokinetic | No | 
| E.6.7 | Pharmacodynamic | No | 
| E.6.8 | Bioequivalence | No | 
| E.6.9 | Dose response | No | 
| E.6.10 | Pharmacogenetic | No | 
| E.6.11 | Pharmacogenomic | No | 
| E.6.12 | Pharmacoeconomic | No | 
| E.6.13 | Others | No | 
| E.7 | Trial type and phase | 
| E.7.1 | Human pharmacology (Phase I) | No | 
| E.7.1.1 | First administration to humans | No | 
| E.7.1.2 | Bioequivalence study | No | 
| E.7.1.3 | Other | No | 
| E.7.1.3.1 | Other trial type description |  | 
| E.7.2 | Therapeutic exploratory (Phase II) | No | 
| E.7.3 | Therapeutic confirmatory (Phase III) | Yes | 
| E.7.4 | Therapeutic use (Phase IV) | No | 
| E.8 Design of the trial | 
| E.8.1 | Controlled | No | 
| E.8.1.1 | Randomised | No | 
| E.8.1.2 | Open | Yes | 
| E.8.1.3 | Single blind | No | 
| E.8.1.4 | Double blind | No | 
| E.8.1.5 | Parallel group | No | 
| E.8.1.6 | Cross over | No | 
| E.8.1.7 | Other | No | 
| E.8.2 | Comparator of controlled trial | 
| E.8.2.1 | Other medicinal product(s) | No | 
| E.8.2.2 | Placebo | No | 
| E.8.2.3 | Other | No | 
| E.8.2.4 | Number of treatment arms in the trial | 1 | 
| E.8.3 | The trial involves single site in the Member State concerned | Yes | 
| E.8.4 | The trial involves multiple sites in the Member State concerned | No | 
| E.8.5 | The trial involves multiple Member States | Yes | 
| E.8.5.1 | Number of sites anticipated in the EEA | 16 | 
| E.8.6 Trial involving sites outside the EEA | 
| E.8.6.1 | Trial being conducted both within and outside the EEA | Yes | 
| E.8.6.2 | Trial being conducted completely outside of the EEA | No | 
| E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned | 
| Argentina |  
| Brazil |  
| Czech Republic |  
| Denmark |  
| Estonia |  
| Hong Kong |  
| India |  
| Lithuania |  
| Poland |  
| Romania |  
| United States |  | 
| E.8.7 | Trial has a data monitoring committee | Yes | 
| E.8.8 | Definition of the end of the trial and justification where it is not the last
                        visit of the last subject undergoing the trial |  | 
| E.8.9 Initial estimate of the duration of the trial | 
| E.8.9.1 | In the Member State concerned years | 2 | 
| E.8.9.1 | In the Member State concerned months | 0 | 
| E.8.9.1 | In the Member State concerned days | 0 | 
| E.8.9.2 | In all countries concerned by the trial years | 2 | 
| E.8.9.2 | In all countries concerned by the trial months | 0 | 
| E.8.9.2 | In all countries concerned by the trial days | 0 |