MTX Discontinuation and Vaccine Response

Summary

To investigate whether a short term discontinuation of methotrexate (MTX) will improve the vaccination efficacy to seasonal influenza vaccination without deteriorating RA disease activity in a randomized clinical trial.

Timeline

Start

2015-09

Primary completion

2016-08

Completion

2016-08

Outcome

Met primary endpoint

paper Group 3 achieved higher satisfactory vaccine response against all three antigens than group 1 (51.0% vs 31.5%, p=0.044). PMID 28468794 ↗

Publications

• Background Doran MF, Crowson CS, Pond GR, O'Fallon WM, Gabriel SE. Frequency of infection in patients with rheumatoid arthritis compared with controls: a population-based study. Arthritis Rheum. 2002 Sep;46(9):2287-93. doi: 10.1002/art.10524.
• Background McMahan ZH, Bingham CO 3rd. Effects of biological and non-biological immunomodulatory therapies on the immunogenicity of vaccines in patients with rheumatic diseases. Arthritis Res Ther. 2014 Dec 23;16(6):506. doi: 10.1186/s13075-014-0506-0.
• Background Winthrop KL, Silverfield J, Racewicz A, Neal J, Lee EB, Hrycaj P, Gomez-Reino J, Soma K, Mebus C, Wilkinson B, Hodge J, Fan H, Wang T, Bingham CO 3rd. The effect of tofacitinib on pneumococcal and influenza vaccine responses in rheumatoid arthritis. Ann Rheum Dis. 2016 Apr;75(4):687-95. doi: 10.1136/annrheumdis-2014-207191. Epub 2015 Mar 20.
• Park JK, Lee MA, Lee EY, Song YW, Choi Y, Winthrop KL, Lee EB. Effect of methotrexate discontinuation on efficacy of seasonal influenza vaccination in patients with rheumatoid arthritis: a randomised clinical trial. Ann Rheum Dis. 2017 Sep;76(9):1559-1565. doi: 10.1136/annrheumdis-2017-211128. Epub 2017 May 3.

Drugs

Indications