Publications by authors named "Paul M Szumita"

Background: The 2021 Surviving Sepsis guidelines recommend which vasopressor to initiate first; however, there is a paucity of data to guide the order of vasopressor discontinuation. Retrospective studies have demonstrated an increased risk of hypotension within 24 hours if vasopressin is discontinued first; however, using a shorter timeframe may be of higher clinical relevance and more reflective of vasopressor pharmacokinetic properties.

Objective: The purpose of this study was to evaluate differences in the incidence of rebound hypotension within the first 6 hours following norepinephrine or vasopressin discontinuation in patients with septic shock.

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Importance: Recent studies have found an association between COVID-19 infection and deeper sedation in mechanically ventilated patients, raising concerns about the impact of the COVID-19 pandemic on pain, agitation, and delirium (PAD) management practices overall.

Objectives: This study aimed to assess differences in PAD management in patients without COVID-19 infection in pre- and peri-COVID-19 pandemic timeframes.

Design, Setting, And Participants: This was a single-center, retrospective, pre-/post-cohort analysis of mechanically ventilated adult patients without COVID-19 infection admitted to an ICU in Boston, MA.

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Article Synopsis
  • This study compares the effects of olanzapine and quetiapine on QTc prolongation in critically ill patients, as prior research in this area is limited.
  • The analysis included patients in the ICU who received at least two doses of either medication and assessed QTc changes within 48 hours.
  • Results indicated no significant differences in QTc prolongation between the two drugs, suggesting that they may have similar safety profiles for this condition in an ICU setting.*
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Purpose: To review causes, risk factors, and consequences of sleep disruption in critically ill patients; evaluate the role of nonpharmacological and pharmacological therapies for management of sleep in the intensive care unit (ICU); and discuss the role of pharmacists in implementation of sleep bundles.

Summary: Critically ill patients often have disrupted sleep and circadian rhythm alterations that cause anxiety, stress, and traumatic memories. This can be caused by factors such as critical illness, environmental factors, mechanical ventilation, and medications.

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  • Critically ill adults can suffer from stress-related mucosal damage leading to upper gastrointestinal bleeding (UGIB), necessitating preventive measures in ICU settings.
  • A panel of 18 international experts developed evidence-based guidelines using the GRADE methodology to provide recommendations for reducing UGIB risk in adult ICU patients.
  • The panel's findings indicate several risk factors for UGIB, such as coagulopathy and shock, and recommend using proton pump inhibitors or histamine-2 receptor antagonists for at-risk patients, while emphasizing that enteral nutrition may help mitigate risk.
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  • The study aims to evaluate the impact of inhaled prostaglandins on oxygen levels and mortality in critically ill patients with acute respiratory distress syndrome (ARDS), specifically comparing COVID-19-related and non-COVID-19 ARDS.
  • A literature review from 1980 to June 2023 found limited data showing that inhaled prostaglandins might improve oxygenation for some patients but have scarce information on mortality rates, while generally exhibiting a good safety profile.
  • The findings suggest that inhaled prostaglandins could be beneficial for patients with ARDS who struggle with breathing issues, but more research is needed to fully understand their effects on clinical outcomes, particularly regarding mortality.
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Introduction: Sedatives and analgesics are commonly utilized as continuous infusions in the ICU but have complications, including an increase in mechanical ventilation days, ICU length of stay, and delirium. Atypical antipsychotics (AAPs) affect several receptors including muscarinic, histamine, and α-1 adrenergic receptors, which may allow them to act as adjunctive agents to facilitate weaning of continuous infusions.

Objective: To determine if there is a decrease in sedatives/analgesics requirements with the use of quetiapine and olanzapine in mechanically ventilated critically ill patients.

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Background: Phenytoin intravenous loading doses are administered in status epilepticus to rapidly achieve therapeutic levels. Accurately assessing phenytoin levels after the initial load can be challenging because of its complex pharmacokinetic profile and nonstandardized weight-based loading doses.

Objectives: The objectives of this analysis were to determine the incidence of patients achieving goal phenytoin levels after the initial loading dose and characterize factors that contribute to achieving the goal level.

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The importance of glycemic management in surgical patient populations stems from an association between hyperglycemia and increased rates of surgical site infections, sepsis, and mortality. Various guidelines provide recommendations regarding target glucose concentrations, but all stress the importance of avoiding hypoglycemia as well. Within the surgical patient population, glycemic targets may vary further depending on the surgical service, such as cardiac surgery, neurosurgery, or reconstructive burn surgery.

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Managing clinical pharmacy programs requires communication, coordination, and organization to provide the best possible care to patients and to support staff members. While different areas of pharmacy have slight variations in management style, there are core concepts that all clinical managers should address. These include training, staff evaluation and  support, assessment and improvement of policies and processes and research.

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We compared ICU nonopioid analgesic use, opioid use, and pain before and after Pain, Agitation/Sedation, Delirium, Immobility, and Sleep guideline publication at one academic center among critically ill adults receiving an opioid infusion and greater than or equal to 24 hours of mechanical ventilation after major surgery. The 2017 ( = 77) and 2019 ( = 57) groups were similar at baseline. The 2019 (vs 2017) patients were more likely to receive scheduled IV/oral acetaminophen (84% vs 69%; = 0.

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Introduction: Medication administration via intravenous push presents multiple potential advantages; however, there may be an increased risk of adverse drug reactions. In 2020, Brigham and Women's Hospital changed levetiracetam intravenous administration to intravenous push (IVP).

Objective: The purpose of this analysis was to compare the safety profile of IVP to intravenous piggyback (IVPB) levetiracetam administration.

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Background Intravenous (IV) insulin is commonly used for the management of hyperglycemia in critically ill patients. However, an assessment of real-world practices for the transition process from IV to Subcutaneous (SC) is lacking. Objective The objective of this study was to describe the real-world practice during insulin transition from IV to SC in intensive care unit (ICU) patients.

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Recent shortages of intravenous (IV) fluids have resulted in healthcare systems converting administration of many medications from IV piggyback (IVPB) to IV push (IVP). Administering medications via IVP presents numerous advantages; however, IV site reactions such as phlebitis and infiltration may occur. The objective of this analysis is to evaluate the infusion site safety of ertapenem given as peripheral IVP compared to IVPB in adult patients.

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Limited data exist to support the use of rocuronium continuous infusions in the intensive care unit (ICU). To evaluate the dosing and monitoring of adult patients who received rocuronium for hypoxemic respiratory failure during the Coronavirus Disease 2019 (COVID-19) pandemic. This was a retrospective, single-center study from March 1, 2020 to May 31, 2020.

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Objectives: The aim was to evaluate the safety of intravenous lidocaine for postoperative pain and the impact on opioid requirements and pain scores.

Materials And Methods: This was a single-center, retrospective, single-arm analysis of adult patients who received intravenous lidocaine for postoperative pain from January 2016 to December 2019. Patients were excluded if they received lidocaine for any indication other than pain or if lidocaine was only given intraoperatively.

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Purpose: Based on the pharmacokinetic profile of levothyroxine, a 3-day hold guideline for adult patients ordered for intravenous (IV) levothyroxine was implemented at a tertiary academic medical center. The purpose of this study was to evaluate the impact of the implementation of an IV levothyroxine hold guideline.

Methods: This single-center, retrospective analysis identified patients ordered for IV levothyroxine during a 13-week period before and after implementation of the guideline.

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Background: Desmopressin (DDAVP) is often used for hyponatremia management but has been associated with increases in hospital length of stay and duration of hypertonic saline use. The purpose of this study was to evaluate hyponatremia management strategies and their effect on sodium correction in critically ill patients requiring 3% hypertonic saline (3HS).

Methods: This retrospective, single-center study included critically ill patients with hyponatremia (serum sodium ≤ 125 mEq/L) receiving 3HS from May 31 2015, to May 31 2019.

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We retrospectively characterized scheduled, newly initiated, nocturnal neuroactive medication use, and related clinician documentation, in a cohort of consecutive adults admitted greater than or equal to 24 hours to seven different medical/surgical ICUs at two academic centers who had not received a scheduled nocturnal neuroactive medication prior to admission, over a 5-month period (April 1, 2017, to August 31, 2017). A total of 207 different newly initiated, scheduled nocturnal neuroactive medication orders were written (melatonin agonist 101 [48.8%], antipsychotic 80 [38.

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Dexmedetomidine-associated fever has been reported in the literature and can lead to lengthy workups and unnecessary antibiotic exposure. We conducted a systematic review to evaluate and describe the evidence of fever or hyperthermia caused by dexmedetomidine in adult patients. Data sources included PubMed/MEDLINE, EMBASE, CINAHL, and Web of Sciences.

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Objectives: To report the prevalence of, and evaluate risk factors for, the development of hypertriglyceridemia (defined as a serum triglyceride level of > 400 mg/dL) in patients with coronavirus disease 2019 who received propofol.

Design: Single-center, retrospective, observational analysis.

Setting: Brigham and Women's Hospital, a tertiary academic medical center in Boston, MA.

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