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The effects of bisphosphonates on disease activity and bone status in ankylosing spondylitis (BIAS)

Completed
Conditions
Ankylosing Spondylitis (AS)
Musculoskeletal Diseases
Registration Number
ISRCTN87639321
Lead Sponsor
Royal National Hospital for Rheumatic Diseases (UK)
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
Not specified
Target Recruitment
180
Inclusion Criteria

Age > 21, stable dose of non-steroidal anti-inflammatory drug (NSAID) for last four weeks. Need to fulfil New York Criteria for AS.

Exclusion Criteria

1. Systemic steroids for the last three months
2. Bisphosphonates in the last 12 months
3. Oesophageal disease or active peptic ulcer
4. Unable to give informed consent
5. Known Paget's Disease
6. Renal disease with creatinine >150 mmol/l, hypercalcaemia, osteomalacia, inflammatory bowel disease, known malignancy and reduced life expectancy <2 years

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
BAS-G
Secondary Outcome Measures
NameTimeMethod
BASDAI, BASFI and BASRI, ESR, CRP, use of NSAIDs, bone density and vertebral deformity.
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