Continuous Infusion of Ketamine in Mechanically Ventilated Patients with SARS-CoV-2

Background. Widespread drug shortages led to higher utilization of ketamine in our intensive care unit, especially among patients with SARS-CoV-2. Objectives. To evaluate the impact of continuous infusion of ketamine on vasopressor requirements in patients with SARS-CoV-2. Method. This was a single-...

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Main Authors: Brian Phan, Afua Agyemang, Walter Klein, Suman B. Thapamagar
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:Critical Care Research and Practice
Online Access:http://dx.doi.org/10.1155/2024/7765932
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author Brian Phan
Afua Agyemang
Walter Klein
Suman B. Thapamagar
author_facet Brian Phan
Afua Agyemang
Walter Klein
Suman B. Thapamagar
author_sort Brian Phan
collection DOAJ
description Background. Widespread drug shortages led to higher utilization of ketamine in our intensive care unit, especially among patients with SARS-CoV-2. Objectives. To evaluate the impact of continuous infusion of ketamine on vasopressor requirements in patients with SARS-CoV-2. Method. This was a single-center, retrospective, cohort study comparing mechanically ventilated (MV), adult patients with SARS-CoV-2 receiving either propofol or ketamine for at least 72 hours. Results. 84 patients (mean age of 61-year-old, 68% male) were analyzed. 31 patients received ketamine, and 53 patients received propofol. Mean vasopressor doses were not significantly different between ketamine and propofol groups at prespecified timepoints. However, mean arterial pressures (MAP) were higher in the ketamine group at 24 h, 48 h, and 96 h postsedative initiation. The median opioid infusion requirements were 3 vs. 12.5 mg/hr (p<0.0001) for ketamine and propofol groups, respectively. Comparing to propofol, C-reactive protein (CRP) values were significantly lower in the ketamine group at 24 h (7.53 vs. 15.9 mg/dL, p=0.03), 48 h (5.23 vs. 14.1 mg/dL, p=0.0083), and 72 h (6.4 vs. 12.1 mg/dL, p=0.0085). Conclusion. In patients with SARS-CoV-2 on MV, there was no difference in the vasopressor requirement in patients receiving ketamine compared to propofol. Nevertheless, the use of ketamine was associated with higher MAP, reductions in CRP in select timepoints, and overall lower opioid requirements.
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spelling doaj-art-6ca90fd16d20429e8df8badeb7da6c2e2025-02-03T05:56:55ZengWileyCritical Care Research and Practice2090-13132024-01-01202410.1155/2024/7765932Continuous Infusion of Ketamine in Mechanically Ventilated Patients with SARS-CoV-2Brian Phan0Afua Agyemang1Walter Klein2Suman B. Thapamagar3Department of PharmacyDepartment of PharmacyDepartment of Internal MedicineDepartment of MedicineBackground. Widespread drug shortages led to higher utilization of ketamine in our intensive care unit, especially among patients with SARS-CoV-2. Objectives. To evaluate the impact of continuous infusion of ketamine on vasopressor requirements in patients with SARS-CoV-2. Method. This was a single-center, retrospective, cohort study comparing mechanically ventilated (MV), adult patients with SARS-CoV-2 receiving either propofol or ketamine for at least 72 hours. Results. 84 patients (mean age of 61-year-old, 68% male) were analyzed. 31 patients received ketamine, and 53 patients received propofol. Mean vasopressor doses were not significantly different between ketamine and propofol groups at prespecified timepoints. However, mean arterial pressures (MAP) were higher in the ketamine group at 24 h, 48 h, and 96 h postsedative initiation. The median opioid infusion requirements were 3 vs. 12.5 mg/hr (p<0.0001) for ketamine and propofol groups, respectively. Comparing to propofol, C-reactive protein (CRP) values were significantly lower in the ketamine group at 24 h (7.53 vs. 15.9 mg/dL, p=0.03), 48 h (5.23 vs. 14.1 mg/dL, p=0.0083), and 72 h (6.4 vs. 12.1 mg/dL, p=0.0085). Conclusion. In patients with SARS-CoV-2 on MV, there was no difference in the vasopressor requirement in patients receiving ketamine compared to propofol. Nevertheless, the use of ketamine was associated with higher MAP, reductions in CRP in select timepoints, and overall lower opioid requirements.http://dx.doi.org/10.1155/2024/7765932
spellingShingle Brian Phan
Afua Agyemang
Walter Klein
Suman B. Thapamagar
Continuous Infusion of Ketamine in Mechanically Ventilated Patients with SARS-CoV-2
Critical Care Research and Practice
title Continuous Infusion of Ketamine in Mechanically Ventilated Patients with SARS-CoV-2
title_full Continuous Infusion of Ketamine in Mechanically Ventilated Patients with SARS-CoV-2
title_fullStr Continuous Infusion of Ketamine in Mechanically Ventilated Patients with SARS-CoV-2
title_full_unstemmed Continuous Infusion of Ketamine in Mechanically Ventilated Patients with SARS-CoV-2
title_short Continuous Infusion of Ketamine in Mechanically Ventilated Patients with SARS-CoV-2
title_sort continuous infusion of ketamine in mechanically ventilated patients with sars cov 2
url http://dx.doi.org/10.1155/2024/7765932
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