Ustekinumab dose escalation improves clinical responses in refractory Crohn’s disease

Syedreza A. Haider, Abhijeet Yadav, Courtney Perry, Leon Su, Olalekan Akanbi, Praneeth Kudaravalli, Nishant Tripathi, Mahmoud A. Hashim, Mohammed Abdelsalam, Mohamed Hussein, Ahmed Elkheshen, Vihang Patel, Saad Emhmed Ali, Latoya Lamb, Karen Ingram, Casie Mayne, Amy B. Stuffelbeam, Deborah Flomenhoft, Arnold Stromberg, Terrence A. Barrett

Research output: Contribution to journalArticlepeer-review

15 Scopus citations

Abstract

Background: Clinicians often utilize off-label dose escalation of ustekinumab (UST) in Crohn’s disease (CD) patients with disease refractory to standard dosing. Previous studies report mixed results with dose escalation of UST. Methods: A retrospective observational study of 143 adult patients with CD receiving UST over a 33-month time period was conducted. Patients receiving UST at standard dosage for a minimum of 16 weeks were included in the analysis. Primary outcomes collected were clinical response [Physician Global Assessment Score (PGA) by >1] and remission (PGA = 0). Changes in clinical parameters were calculated for dose-escalated patients beginning with the time of dose switch (~42 weeks) and compared with a group of patients who were classified as “failing” standard dosing at 42 weeks who were not dose escalated. Results: Dose escalation improved PGA by 0.47 ± 0.19 compared with patients remaining on every 8 weeks dosing (Q8 week), who worsened by 0.23 ± 0.23 (p < 0.05). Dose escalation decreased CRP 0.33 ± 0.19 mg/L and increased serum albumin 0.23 ± 0.06 g/dL (p < 0.05). Surprisingly, disease duration and prior CD surgeries inversely correlated with the need for dose escalation. Conclusion: Our results support UST Q4 week dose escalation for selected CD patients who fail to achieve remission on standard Q8 week dosing. Dose escalation improves clinical outcomes, prevents worsening disease severity, and positively impacts CRP and albumin levels. Together these data indicate that clinicians should attempt Q4 week UST dosing in refractory CD patients before switching to an alternative class of biologic therapy.

Original languageEnglish
JournalTherapeutic Advances in Gastroenterology
Volume13
DOIs
StatePublished - 2020

Bibliographical note

Funding Information:
The authors disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: The project described was supported by the NIH National Center for Advancing Translational Sciences through grant number UL1TR001998. CP is supported by the National Institutes of Health, Grant TL1TR001997 of CCTS funding. The authors’ work is also supported by the National Institute of Diabetes and Digestive and Kidney Diseases of the National Institutes of Health under Award Number R21DK118954. The content is solely the responsibility of the authors and does not necessarily represent the official views of the NIH. This work was supported in part by Merit Review Award # I01CX001353 to TAB from the United States (U.S.) Department of Veterans Affairs Laboratory Research and Development Program.

Funding Information:
We thank Nancy Mannon, PharmD (College of Pharmacy) for assistance in patient identification and Brandi Waskul (Division of Digestive Disease and Nutrition, University of Kentucky College of Medicine) for administrative assistance. The authors disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: The project described was supported by the NIH National Center for Advancing Translational Sciences through grant number UL1TR001998. CP is supported by the National Institutes of Health, Grant TL1TR001997 of CCTS funding. The authors? work is also supported by the National Institute of Diabetes and Digestive and Kidney Diseases of the National Institutes of Health under Award Number R21DK118954. The content is solely the responsibility of the authors and does not necessarily represent the official views of the NIH. This work was supported in part by Merit Review Award # I01CX001353 to TAB from the United States (U.S.) Department of Veterans Affairs Laboratory Research and Development Program.

Publisher Copyright:
© The Author(s), 2020.

Keywords

  • Crohn’s disease
  • dose escalation
  • remission
  • ustekinumab

ASJC Scopus subject areas

  • Gastroenterology

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