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Optimal individual administration of linezolid and tedizolid using saliva concentrations to avoid blood sampling A single oral and intravenous dose of linezolid and tedizolid in healthy adult males (investigator-initiated clinical study)

Optimal individual administration of linezolid and tedizolid using saliva concentrations to avoid blood sampling A single oral and intravenous dose of linezolid and tedizolid in healthy adult males (investigator-initiated clinical study) - Optimal individual administration of linezolid and tedizolid using saliva concentrations to avoid blood sampling A single oral and intravenous dose of linezolid and tedizolid in healthy adult males (investigator-initiated clinical study)

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000046556
Enrollment
12
Registered
2022-02-01
Start date
2022-02-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy adult males

Interventions

Six healthy male subjects receive LZD 600 mg or TZD 200 mg intravenously and orally after 1 week. Pharmacokinetic saliva and blood sampling were performed for 0, 0.25, 0.5, 0.75, 1, 1.25, 1.5, 2, 2.5,

Sponsors

University of Toyama
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: 1) Healthy adult males 2) aged 20-50 years 3) BMI 18.5 kg/m2 or larger but less than 30.0 kg/m2 4) Provide informed consent

Exclusion criteria

Exclusion criteria: 1) History of drug allergy 2) Hypersensitivity to the investigational drug 3) Participated in other clinical trials within the previous 2 weeks 4) Received drugs or supplements within the previous 3 days 5) Whole blood donor of 200 mL within the previous one month, blood component (platelets and plasma) donor within the previous 2 weeks, or Whole blood donor of 300 mL within the previous 3 months 6) 7) With childbearing potential and rejecting contraceptive methods during 1 week from the initial administration of the investigational drug 8) With abnormal findings on the medical examination within six months 9) Salivary gland disorder or oral disease 10) Liver or renal disease 11) Deemed inappropriate (for miscellaneous reasons) based on the assessment of either the principal investigator or the sub-investigator

Design outcomes

Primary

MeasureTime frame
Total and unbound LZD concentrations in saliva or serum up to 10 hours after oral or intravenous LZD administration Total and unbound TZD concentrations in saliva or serum up to 10 hours after oral or intravenous TZD administration

Countries

Japan

Contacts

Public ContactHitoshi Kawasuji

Toyama University Graduate School of Medicine and Pharmaceutical Sciences Department of Clinical Infectious Diseases

kawasuji@med.u-toyama.ac.jp076-434-2281

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026