D.H. Tang
Amgen
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Publication
Featured researches published by D.H. Tang.
Arthritis Care and Research | 2015
Machaon Bonafede; Barbara H. Johnson; D.H. Tang; Neel Shah; David J. Harrison; David H. Collier
To estimate adherence and persistence with etanercept plus methotrexate (ETN‐MTX) combination therapy and MTX, hydroxychloroquine, and sulfasalazine triple therapy at 1 year following treatment initiation in adults with rheumatoid arthritis (RA).
Arthritis Care and Research | 2017
Brian C. Sauer; Chia Chen Teng; D.H. Tang; Jianwei Leng; Jeffrey R. Curtis; Ted R. Mikuls; David J. Harrison; Grant W. Cannon
To compare persistence and adherence to triple therapy with the nonbiologic disease‐modifying antirheumatic drugs (DMARDs) methotrexate (MTX), hydroxychloroquine, and sulfasalazine, versus a tumor necrosis factor inhibitor (TNFi) plus MTX in patients with rheumatoid arthritis (RA).
Journal of Medical Economics | 2016
Brian C. Sauer; Chia Chen Teng; Tao He; Jianwei Leng; Chao Chin Lu; Jessica A. Walsh; Neel Shah; David J. Harrison; D.H. Tang; Grant W. Cannon
Abstract Objective: To determine annual biologic drug and administration costs to the US Veterans Health Administration (VHA) per treated patient with rheumatoid arthritis (RA), psoriasis (PsO), psoriatic arthritis (PsA), or ankylosing spondylitis (AS) who received abatacept, adalimumab, certolizumab pegol, etanercept, golimumab, infliximab, rituximab, tocilizumab, or ustekinumab. Methods: Adults with at least one biologic claim between January 1, 2008 and December 31, 2011 were included. Evidence of enrollment in the VHA was required from 365 days before (pre-index) to 360 days after (post-index) the date of the first biologic claim (index date). Included patients had pre-index diagnoses of RA, PsO, PsA, and/or AS. Drug costs were from Federal Supply Schedule or ‘Big Four’ in November 2014. Administration costs were VHA fixed costs for infused (
Annals of the Rheumatic Diseases | 2015
Machaon Bonafede; Barbara H. Johnson; Neel Shah; D.H. Tang; Bradley S. Stolshek; David J. Harrison
169) and subcutaneous (
Annals of the Rheumatic Diseases | 2015
T. Makhinova; Robert Wood; D.H. Tang; James Piercy; S. Lobosco; B.S. Stolshek; David J. Harrison
25) biologics. Results: Of the 20,465 patients in the analysis, 10,711 received etanercept, 7838 received adalimumab, and 1196 received infliximab as the index biologic. In these patients, across all uses studied, the VHA incurred greater annual cost per treated patient for infliximab (
Annals of the Rheumatic Diseases | 2015
Tao Gu; Neel Shah; G. Deshpande; D.H. Tang; D.F. Eisenberg; Bradley S. Stolshek; David J. Harrison
18,066) compared with adalimumab (
Annals of the Rheumatic Diseases | 2014
Grant W. Cannon; Tao He; Chia-Chen Teng; Jianwei Leng; Chao Chin Lu; D.H. Tang; Neel Shah; David J. Harrison; Brian C. Sauer
16,523) and etanercept (
Advances in Therapy | 2016
Benjamin Chastek; John White; Damon Van Voorhis; D.H. Tang; Bradley S. Stolshek
16,526). In the first year post-index, ∼80% of patients were either persistent on these index biologics or re-started these index biologics after a ≥45–day treatment gap. Other biologics comprised <5% of the study population, with sample sizes ranging from 3–374 patients each. Cost by indication for biologics used by >20 patients ranged from
Drugs - real world outcomes | 2016
Tao Gu; Neel Shah; Gaurav Deshpande; D.H. Tang; Debra F. Eisenberg
15,056 (etanercept) to
American Journal of Pharmacy Benefits | 2015
Brian C. Sauer; Chia Chen Teng; Tao He; Jianwei Leng; Chao Chin Lu; Jeffrey R. Curtis; D.H. Tang; Neel Shah; David J. Harrison; Grant W. Cannon
17,050 (abatacept) for RA;