Trudexa 40 mg hver anden uge blev undersøgt i to randomiserede, 24 ugers dobbelt- blinde placebo - kontrollerede forsøg med 393 patienter med aktiv ankyloserende spondylitis (gennemsnits score ved mi
ge Trudexa 40 mg every other week was assessed in 393 patients in two randomised, 24 week double− blind, placebo− controlled studies in patients with active ankylosing spondylitis (mean lon baseline score of disease activity [Bath Ankylosing Spondylitis Disease Activity Index (BASDAI)] was 6.3 in all groups) who have had an inadequate response to conventional therapy.