1. Maintaining infliximab induced clinical remission with azathioprine and 5-aminosalicylates in acute severe steroid-refractory ulcerative colitis has lower cost and high efficacy (MIRACLE): a multicenter study
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Vineet Ahuja, Kirandeep Kaur, Saurabh Kedia, Varun Mehta, Pabitra Sahu, Namita Bansal, Sandeep Kaushal, Ramit Mahajan, Arshdeep Singh, Khushdeep Dharni, Ajit Sood, Dharmatma Singh, and Vandana Midha
- Subjects
medicine.medical_specialty ,medicine.medical_treatment ,Azathioprine ,RC799-869 ,mesalamine ,maintenance ,03 medical and health sciences ,0302 clinical medicine ,Maintenance therapy ,Internal medicine ,Medicine ,Colectomy ,azathioprine ,colitis, ulcerative ,business.industry ,Gastroenterology ,Diseases of the digestive system. Gastroenterology ,medicine.disease ,Ulcerative colitis ,Infliximab ,Multicenter study ,030220 oncology & carcinogenesis ,030211 gastroenterology & hepatology ,Lower cost ,infliximab ,business ,Steroid refractory ,medicine.drug - Abstract
Background/Aims: Infliximab (IFX) has been used to induce and maintain remission in patients with severe steroid-refractory ulcerative colitis (UC). Long-term use of biologics in developing countries is limited by high cost and frequent side effects. An optimal maintenance strategy in these patients needs to be established.Methods: A retrospective analysis of maintenance of clinical remission with combination of azathioprine (AZA) and 5-aminosalicylates (5-ASA) in patients with severe steroidrefractory UC where IFX (5 mg/kg intravenously at weeks 0, 2, 6) had been used only as an induction therapy was done at 2 centers in India. Primary outcome was the proportion of patients maintaining corticosteroid-free sustained clinical remission (SCR) at the end of study period. Rates of relapse and cost of therapy were also analyzed.Results: Of the 137 patients who received rescue IFX induction therapy, 77 (56.2%) achieved clinical remission (mean age 34.81 ± 13.32 years, 68.83% males, median follow-up 4 years, range 3 months to 6 years) and were included. Cumulative corticosteroid-free SCR was maintained in 68%, 59%, 42%, and 35% patients at 1, 2, 4, and 6 years respectively. Sixty-seven relapses were observed in 33 patients. Majority of the relapses (45/67, 67.16%) occurred within first 2 years of follow-up. Two relapses were managed with re-induction with IFX, one required colectomy, whereas all other responded to repeat course(s) of corticosteroids. Annual per capita maintenance therapy with 5-ASA and AZA was cheaper by US$ 4,526 compared to maintaining remission with IFX.Conclusions: Clinical remission achieved with IFX induction therapy in severe steroid-refractory UC can be sustained over long time with a combination of AZA and 5-ASA.
- Published
- 2022
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