Chloe Grabenhorst, PharmD
- Hometown: St. Louis, Missouri
- Education: Texas Tech University Health Sciences Center College of Pharmacy
- PGY-1 Pharmacy Residency: Texas Health Presbyterian Dallas
- Areas of Interest: Cardiovascular ICU, including mechanical circulatory support, Medical ICU, toxicology, emergency medicine, and infectious diseases
- Hobbies: Foodie, true crime, exercising, baking, and spending time with friends and family
PGY-2 Pharmacy Graduates
-
2026
Jacob Sanchez, PharmD
Initial/Current Position: Cardiovascular ICU Clinical Pharmacy Specialist – Methodist Healthcare, San Antonio, Texas -
2025
Alexandra Cyr (Burum), PharmD, BCCCP
Initial/Current Position: Critical Care Clinical Specialist – SSM Health St. Anthony Hospital Oklahoma City -
2024
Carter Groch, PharmD
Initial: Critical Care Clinical Pharmacy Specialist – Medical City McKinney
Current Position: Clinical Pharmacy Manager – Methodist Richardson Medical Center, Richardson, Texas -
2023
Sara M. Powell, PharmD, MS, BCCCP
Initial/Current Position: Emergency Medicine/Cardiovascular ICU Clinical Pharmacy Specialist – Texas Health Presbyterian Dallas -
2022
Valeria Perez, PharmD, BCCCP
Initial Position: Emergency Medicine Clinical Pharmacist – Texas Health Presbyterian Dallas
Current Position: Medical Science Liaison – Rare Emergency Medicine Disease Antidote Portfolio -
2021
Brendon Clough, PharmD, BCCCP
Initial Position: Emergency Medicine Clinical Pharmacist – Texas Health Presbyterian Dallas
Current Position: Surgical ICU Clinical Pharmacist – John Peter Smith Hospital Fort Worth -
2019
Paige Baize, PharmD, BCPS
Initial Position: Emergency Medicine Clinical Pharmacy Specialist – Baylor University Medical Center
Current Position: Medical Science Liaison - Vaccines -
2018
Natalie Johnston (Martinez), PharmD, BCPS, BCCCP
Initial Position: Neurosurgical ICU Clinical Pharmacy Specialist – OU Health Oklahoma City
Current Position: Clinical Pharmacy Manager – Medical City McKinney
Publications and Presentations from Last 5 Years
Publications:
- Sanchez J, Faust AC, Shear K, Ortegon A, Doebele R.Vasopressin initiation at lower norepinephrine requirements is associated with faster hemodynamic stability in septic shock: a retrospective study.Under review at American Journal of Critical Care
- Tran C, Belisle J, McDaniel C. Safety of intravenous push versus infusion of tranexamic acid in angioedema: A retrospective cohort study. Manuscript accepted at Journal of Acute Care Pharmacotherapy
- Cyr A, Faust A, Clinical utility of beta-hydroxybutyrate vs anion gap to define resolution of diabetic ketoacidosis.Am J Crit Care 2026;35(4):298-303.
- Groch C, George S, Giddings D, Faust AC, Feldman M.Clinical progress note: De-labeling penicillin allergies.J Hosp Med 2026; published online ahead of print.
- Loomis JM, Mang N, Ortwine JK, et al.Oral antibiotic stepdown therapy for uncomplicated streptococcal bloodstream infections.Antimicrob Steward Healthc Epidemiol 2025;5(1):e211.
- Johnson EG, Maki Ortiz K, Adams DT, Kaur S, Faust AC, et al.A retrospective analysis of intravenous push versus extended infusion meropenem in critically ill patients.Antibiotics (Basel) 2024;13(9):835.
- Ding H, Mang NS, Loomis J, et al.Incidence of drug-resistant pathogens in community-acquired pneumonia at a safety net hospital.Microbiol Spectr 2024;12(8):e0079224.
- Perez V, McCreary M, Sheperd L, Nelson T, Sharma K.Antiphyretic efficacy of bromocriptine in central fever: an exploratory analysis.Neurocrit Care 2023;39(2):499-504.
- Powell SM, Faust AC, George S, Townsend R, Eubank D, Kim R.Effect of peripherally infused norepinephrine on reducing central venous catheter utilization.J Infus Nurs 2023;46(4):210-216.
- Perez V, Faust AC, Taburyanskaya M, Patil RA, Ortegon A.Effectiveness of an intravenous insulin-based treatment protocol for the management of hypertriglyceridemia-associated acute pancreatitis.J Pharm Techol 2023;39(2):55-61
- Meyrat R, Vivian E, Sridhar A, Gulden RH, Bruce S, Martinez A, Montgomery L, Reed D, Rappa P, Makanbhai H, Raney K, Belisle J, et al. Development of multidisciplinary, evidenced-based protocol recommendations and implementation strategies for anterior lumbar interbody fusion surgery following a literature review. Medicine 2023;102:47(e36142)
- Faust AC, Schwaner L, Thomas D, Sannapannei S, Feldman M.Pre-endoscopy use of proton pump inhibitor intravenous bolus dosing in hemodynamically stable patients with suspected upper gastrointestinal bleeding: results of a pharmacist-managed hospital protocol to reduce continuous infusion pantoprazole use.Hosp Pharm 2022;57(4):448-454.
Presentations:
- Grabenhorst C, Powell S, Cox J, Wong M, Leal A.Balance over bolus: optimizing diuretic strategies in mechanical circulatory support. Extracorporeal Life Support Organization Annual Conference.September 2026.Nashville, TN.
- Sanchez JD, Faust AC.Poster #1431 - Association between vasopressin initiation and time to hemodynamic stability in septic shock.2026 American College of Clinical Pharmacy Virtual Poster Symposium.May 2026.
- Sanchez J, Faust AC, Ortegon A.Association between vasopressin initiation and time to hemodynamic stability in septic shock.Texas Health Research Symposium.April 2026.Fort Worth, TX.
- Cyr A, Faust A.Poster #521: Utility of plasma beta-hydroxybutyrate as a resolution criteria for diabetic ketoacidosis.Society of Critical Care Medicine Annual Congress.March 2026.Chicago, IL.
- Sanchez J, Powell S.Association of new-onset arrhythmias between milrinone and renal impairment.Society of Critical Care Medicine Annual Congress.March 2026.Chicago, IL.
- Cyr A, Faust A.Utility of plasma beta-hydroxybutyrate as a resolution criteria for diabetic ketoacidosis.Texas Health Resources Research Symposium.April 2025.Fort Worth, TX.
- Cyr A, Faust A, Powell S.Sodium bicarbonate versus heparin purge solutions in patients with an Impella device.February 2025.Orlando, FL.
- Groch CJ, Powell S.Differences in sedation between patients on VA versus VV extracorporeal membrane oxygenation (ECMO).Texas Society of Health-System Pharmacy/ALCALDE Southwest Leadership Conference. April 2024.Round Rock, TX.
- Groch C, Faust A.Eculizumab for treatment of shiga toxin-producing E. coli hemolytic uremic syndrome (STEC-HUS).Society of Critical Care Medicine Annual Congress.January 2024.Phoenix, AZ.
- Powell SM, Sheperd L, Faust A.Clinical outcomes associated with fixed dose four-factor prothrombin complex concentrate (4F-PCC) for anticoagulant reversal in hemorrhaging patients.Texas Society of Health-System Pharmacy/ALCALDE Southwest Leadership Conference.April 2023.Galveston, TX.
- Powell SM.Effect of peripherally infused norepinephrine on reducing central venous catheter utilization.Society of Critical Care Medicine Annual Congress.January 2023.San Francisco, CA.
- Perez V.Efficacy of an insulin protocol for treatment of hypertriglyceridemia-induced acute pancreatitis.Texas Society of Health-System Pharmacy/ALCALDE Southwest Leadership Conference.May 2022.Round Rock, TX.
- Perez V, Faust AC.Efficacy of an insulin protocol for treatment of hypertriglyceridemia-induced acute pancreatitis.Society of Critical Care Medicine Annual Congress.April 2022.Virtual Event.