Wellnara Post-marketing Surveillance in Japan (WELLNARA)

This study has been completed.
Information provided by (Responsible Party):
ClinicalTrials.gov Identifier:
First received: July 22, 2011
Last updated: September 25, 2015
Last verified: September 2015
This study is a regulatory post marketing surveillance in Japan, and it is a local prospective and observational study of patients who have received Wellnara for postmenopausal osteoporosis. The objective of this study is to assess safety and efficacy of using Wellnara in clinical practice. A total 400 patients will be recruited and followed 3 years since starting Wellnara administration.

Condition Intervention
Osteoporosis, Postmenopausal
Drug: E2/LNG oral (Wellnara, BAY86-5029)

Study Type: Observational
Study Design: Observational Model: Case-Only
Time Perspective: Prospective
Official Title: Drug Use Investigation of Wellnara Tablet

Resource links provided by NLM:

Further study details as provided by Bayer:

Primary Outcome Measures:
  • Incidence of adverse drug reactions and serious adverse events in subject who received Wellnara [ Time Frame: After Wellnara administration, up to 3 years ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Incidence of adverse drug reactions in subpopulation with baseline data (such as demographic data, concomitant disease) and dose of Wellnara [ Time Frame: At baseline and after Wellnara administration, up to 3 years ] [ Designated as safety issue: Yes ]
  • Effectiveness evaluation assessment by the three rank scales: improvement, not changed, and worse [ Time Frame: At baseline and after Wellnara treatment, up to 3 years ] [ Designated as safety issue: No ]

Enrollment: 411
Study Start Date: March 2009
Study Completion Date: September 2014
Primary Completion Date: August 2014 (Final data collection date for primary outcome measure)
Groups/Cohorts Assigned Interventions
Group 1
Drug (incl. Placebo)
Drug: E2/LNG oral (Wellnara, BAY86-5029)
Patients in daily life treatment receiving Wellnara for postmenopausal osteoporosis


Genders Eligible for Study:   Female
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
The target population of this study is patients who have received a prescription of Wellnara on the basis of the decision of the treating gynecologist. The study is expected to collect data of 400 patients in about 80 gynecological practices in Japan.

Inclusion Criteria:

  • Patients who received Wellnara for postmenopausal osteoporosis

Exclusion Criteria:

  • Patients who are contraindicated based on the product label
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its ClinicalTrials.gov identifier: NCT01401114

Many Locations, Japan
Sponsors and Collaborators
Study Director: Bayer Study Director Bayer
  More Information

Additional Information:
No publications provided

Responsible Party: Bayer
ClinicalTrials.gov Identifier: NCT01401114     History of Changes
Other Study ID Numbers: 15041
Study First Received: July 22, 2011
Last Updated: September 25, 2015
Health Authority: Japan: Ministry of Health, Labor and Welfare

Keywords provided by Bayer:
Postmenopausal osteoporosis

Additional relevant MeSH terms:
Osteoporosis, Postmenopausal
Bone Diseases
Bone Diseases, Metabolic
Musculoskeletal Diseases

ClinicalTrials.gov processed this record on November 27, 2015