Overview Prednisolone in Active Ankylosing Spondylitis (AS) Status: Unknown status Trial end date: 2008-08-01 Target enrollment: Participant gender: Summary 1. to investigate whether steroids are effective in ankylosing spondylitis 2. if steroids are effective to describe how quick they work Phase: Phase 2/Phase 3 Details Lead Sponsor: Charite University, Berlin, GermanyTreatments: MethylprednisoloneMethylprednisolone acetateMethylprednisolone HemisuccinatePrednisolonePrednisolone acetatePrednisolone hemisuccinatePrednisolone phosphate