Telavancin Blood and Cerebrospinal Fluid Concentrations in Patients With Subarachnoid Hemorrhage

Subarachnoid Hemorrhage, Aneurysmal Clinical Trial

Official title:

Telavancin Blood and Cerebrospinal Fluid Concentrations in Patients With Subarachnoid Hemorrhage

Clinical Trial Details — Status: Recruiting

Administrative data

• NCT number: NCT06119061
• Other study ID #: 84795
• Status: Recruiting
• Phase: Phase 4
• Start date: February 29, 2024
• Est. completion date: January 2026

Study information

• Verified date: March 2024
• Source: University of Kentucky
• Contact: Aaron Cook, PharmD
• Phone: 859-323-9258
• Email: amcook0[@]email.uky.edu
• Is FDA regulated: No
• Study type: Interventional

Clinical Trial Summary

The proposed study aims to evaluate the CNS penetration of telavancin in a critically ill population using cerebrospinal fluid (CSF) drawn from external ventricular drains (EVDs) in patients who have had spontaneous subarachnoid hemorrhage (SAH). Patients with SAH were chosen as the target population because they frequently require prolonged admission to the intensive care unit and drainage of CSF in order to prevent hydrocephalus. The estimated sample size is 20 subjects. This is a prospective cohort of patients with SAH. Patients will be included if they have a spontaneous SAH, aged 18-65 years old, Hunt-Hess score of 1-4 & has an actively draining ventriculostomy.

Subjects will receive telavancin 10mg/kg (maximum 1000mg) every 24 hours for 3 consecutive doses. Serial serum and CSF samples will be obtained. An 8-hour urine collection will be completed on study day 2 in order to define the patient's measured creatinine clearance.

Description:

Telavancin exhibits potent and durable activity against target pathogens for bacterial meningitis and ventriculitis. There is a potential role for telavancin in treating Gram positive CNS pathogens, particularly in patients with resistant pathogens or in those who are intolerant to other commonly used antimicrobials. The proposed study aims to evaluate the CNS penetration of telavancin in a critically ill population using cerebrospinal fluid (CSF) drawn from external ventricular drains (EVDs) in patients who have had spontaneous subarachnoid hemorrhage (SAH). Patients with SAH were chosen as the target population because they frequently require prolonged admission to the intensive care unit and drainage of CSF in order to prevent hydrocephalus. The estimated sample size is 15 subjects.

Methods: This is a prospective cohort of patients with SAH. Patients will be included if they have a spontaneous SAH, aged 18-65 years old, Hunt-Hess score of 1-4 & has an actively draining ventriculostomy. Patients will be excluded if they have a history of telavancin or similar agents, reduced renal function (estimated creatinine clearance < 50ml/min) at the time of consent, severe anemia (hemoglobin < 7gm/dl), vulnerable population (pregnant, prisoner).

Subjects will receive telavancin 10mg/kg (maximum 1000mg) every 24 hours for 3 consecutive doses. Baseline serum and CSF samples will be drawn before the initial dose of telavancin. Serial serum and CSF samples will be obtained after the first and third doses (1, 3, 6, 23 hours after infusion). A terminal concentration will also be obtained approximately 48 hours after the last dose. An 8-hour urine collection will be completed on study day 2 in order to define the patient's measured creatinine clearance.

Major Goals Goal 1. Determine the CNS penetration of telavancin in critically ill patients with SAH. Serial CSF and serum samples will be obtained from SAH patients with EVDs before and after scheduled telavancin doses in order to determine the degree of CNS penetration of telavancin.

Goal 2. Describe the pharmacokinetics of telavancin in critically ill patients with SAH. Patients with SAH frequently exhibit augmented renal clearance.(5) This increase in renal clearance has been demonstrated to affect the pharmacokinetics of numerous renally-eliminated medications. Volume of distribution may also be affected for many medications (such as telavancin) due to the frequent aggressive measures needed to maintain euvolemia or hypervolemia in some instances (due to SAH-induced vasospasm) and changes in serum albumin concentrations.

Recruitment information / eligibility

• Status: Recruiting
• Enrollment: 20
• Est. completion date: January 2026
• Est. primary completion date: December 2025
• Accepts healthy volunteers: No
• Gender: All
• Age group: 18 Years to 65 Years

Eligibility

Inclusion Criteria:

• Spontaneous subarachnoid hemorrhage

• Hunt-Hess score of 1-4

• Actively draining ventriculostomy

Exclusion Criteria:

• history of hypersensitivity to telavancin or similar agents

• reduced renal function (estimated creatinine clearance < 50/ml) at the time of consent

• severe anemia (hemoglobin < 7gm/dl)

• vulnerable population (pregnant, prisoner)

Related Conditions & MeSH terms

• Hemorrhage
• Subarachnoid Hemorrhage
• Subarachnoid Hemorrhage, Aneurysmal

Intervention

Drug:
• Telavancin Injection
Telavancin 10mg/kg (maximum 1000mg) administered intravenously over 60 minutes (through a central venous catheter whenever available).

Locations

Country	Name	City	State
United States	University of Kentucky	Lexington	Kentucky

Sponsors (2)

Lead Sponsor	Collaborator
Aaron Cook	Cumberland Pharmaceuticals

Country where clinical trial is conducted

United States, 

References & Publications (8)

Albanese J, Leone M, Bruguerolle B, Ayem ML, Lacarelle B, Martin C. Cerebrospinal fluid penetration and pharmacokinetics of vancomycin administered by continuous infusion to mechanically ventilated patients in an intensive care unit. Antimicrob Agents Che — View Citation

Carrie C, Bentejac M, Cottenceau V, Masson F, Petit L, Cochard JF, Sztark F. Association between augmented renal clearance and clinical failure of antibiotic treatment in brain-injured patients with ventilator-acquired pneumonia: A preliminary study. Anaesth Crit Care Pain Med. 2018 Feb;37(1):35-41. doi: 10.1016/j.accpm.2017.06.006. Epub 2017 Jul 26. — View Citation

Cook AM, Hatton-Kolpek J. Augmented Renal Clearance. Pharmacotherapy. 2019 Mar;39(3):346-354. doi: 10.1002/phar.2231. Epub 2019 Mar 11. — View Citation

Rybak MJ, Le J, Lodise TP, Levine DP, Bradley JS, Liu C, Mueller BA, Pai MP, Wong-Beringer A, Rotschafer JC, Rodvold KA, Maples HD, Lomaestro B. Therapeutic Monitoring of Vancomycin for Serious Methicillin-resistant Staphylococcus aureus Infections: A Revised Consensus Guideline and Review by the American Society of Health-system Pharmacists, the Infectious Diseases Society of America, the Pediatric Infectious Diseases Society, and the Society of Infectious Diseases Pharmacists. Clin Infect Dis. 2020 Sep 12;71(6):1361-1364. doi: 10.1093/cid/ciaa303. — View Citation

Shaw JP, Seroogy J, Kaniga K, Higgins DL, Kitt M, Barriere S. Pharmacokinetics, serum inhibitory and bactericidal activity, and safety of telavancin in healthy subjects. Antimicrob Agents Chemother. 2005 Jan;49(1):195-201. doi: 10.1128/AAC.49.1.195-201.2005. — View Citation

Stucki A, Gerber P, Acosta F, Cottagnoud M, Cottagnoud P. Efficacy of telavancin against penicillin-resistant pneumococci and Staphylococcus aureus in a rabbit meningitis model and determination of kinetic parameters. Antimicrob Agents Chemother. 2006 Feb — View Citation

Thigpen MC, Whitney CG, Messonnier NE, Zell ER, Lynfield R, Hadler JL, Harrison LH, Farley MM, Reingold A, Bennett NM, Craig AS, Schaffner W, Thomas A, Lewis MM, Scallan E, Schuchat A; Emerging Infections Programs Network. Bacterial meningitis in the United States, 1998-2007. N Engl J Med. 2011 May 26;364(21):2016-25. doi: 10.1056/NEJMoa1005384. — View Citation

Tunkel AR, Hasbun R, Bhimraj A, Byers K, Kaplan SL, Scheld WM, van de Beek D, Bleck TP, Garton HJL, Zunt JR. 2017 Infectious Diseases Society of America's Clinical Practice Guidelines for Healthcare-Associated Ventriculitis and Meningitis. Clin Infect Dis. 2017 Mar 15;64(6):e34-e65. doi: 10.1093/cid/ciw861. — View Citation

Outcome

Type	Measure	Description	Time frame	Safety issue
Primary	Determine the CNS penetration of telavancin in critically ill patients with SAH	Telavancin concentrations in CSF drawn from external ventricular drains will be compared to samples from the serum to determine the degree to which telavancin is present in the CNS	3 days
Secondary	Describe the pharmacokinetics of telavancin in critically ill patients with SAH	Analyze serial serum concentrations of telavancin to determine the population's clearance, half-life, & volume of distribution	5 days