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Open Label Study Evaluating the Effects of a Single Oritavancin Infusion on Cytochrome P450 in Healthy Volunteers

Study Evaluating the Effects of a Single Oritavancin Infusion on Cytochrome P450 (CYP) 1A2, CYP2C9, CYP2C19, CYP2D6, CYP3A, N-Acetyltransferase-2, and Xanthine Oxidase Activities in Healthy Adults Using the Cooperstown 5 + 1 Cocktail

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01784536
Acronym
DDI
Enrollment
16
Registered
2013-02-06
Start date
2013-01-31
Completion date
2013-03-31
Last updated
2023-12-19

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

Conditions

Healthy

Brief summary

The purpose of this study is to examine the effects of oritavancin on the in vivo activities of CYP1A2, CYP2C9, CYP2C19, CYP2D6, CYP3A, NAT 2, and XO using a Cooperstown 5 + 1 cocktail in an open label, single arm manner.

Interventions

Oritavancin will be administered as a single IV infusion. The infusion will last approximately 3 hours.

Sponsors

Melinta Therapeutics, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 45 Years
Healthy volunteers
Yes

Inclusion criteria

* Provides written informed consent before study initiation. * Healthy male or female adult between 18 and 45 years of age, inclusive. * Body mass index (BMI) between 18 and 32 kg/m\^2, inclusive. * Nonsmoker for a 6-month period before Screening. * In good health based upon results of medical history, physical examination, no clinically significant 12-lead ECG results, and laboratory test results. * Agrees to avoid all medications (other than the study drugs) that may inhibit or induce hepatic microsomal enzymes during the study period, including prescription and nonprescription medications, vitamins, herbal supplements (including energy drinks), and nutraceuticals. * Female subject is surgically sterile, postmenopausal, or, if of childbearing potential, agrees to use an acceptable nonhormonal method of contraception during all study phases. * Agree to abstain from alcohol, caffeine-, and xanthine-containing products, all kind of energy drinks and the consumption of grapefruit juice and orange juice from 48 hours before study drug administration until completion of the follow-up visit.

Exclusion criteria

* Has acute or chronic respiratory disease. * The use of nonprescription drugs during the 30-day period before screening. * The use of any prescription drugs during the 3-month period before. * Childbearing potential, a positive test result for urine or serum, human chorionic gonadotropin (hCG) at Screening. * Positive serology result for hepatitis B surface antigen, hepatitis C virus antibody, or has known hepatitis B or C infection at screening. * Positive serology result for human immunodeficiency virus (HIV) or has known immune deficiency disease at Screening. * Requires anticoagulant monitoring with an activated partial thromboplastin time. * Has an elevated international normalized ratio \>1.3. * Surgical or medical condition that could interfere with the administration of the study drug. * Any condition that may affect drug absorption. * Has a known intolerance to benzodiazepines, the active and/or inactive ingredients in caffeine, warfarin, vitamin K, omeprazole, or dextromethorphan. * The use of any nicotine containing substance or nicotine replacement devices within 6 months before Screening. * Has received an immunization during the 2-week period before screening. * Has hemorrhagic tendencies or blood dyscrasias. * Has poor venous access as determined by the investigator. * Reports regular alcohol intake exceeding 1 drink/day within 1 month before screening. * A poor metabolizer (based on medical history, if known) of CYP2D6, CYP2C9, or CYP2C19. * Has participated in other clinical research studies involving the evaluation of other investigational drugs or devices within 30 days before enrollment. * Excluded for any of the previous criteria may not be rescreened for participation at any time.

Design outcomes

Primary

MeasureTime frame
Change in the phenotyping measures of each probe drug in the absence and presence of oritavancinDay 1 through Day 5

Secondary

MeasureTime frame
Safety of probe drug administration and prolonged infusion of oritavancin as assessed by AEs/SAEs, clinical safety laboratory results, vital sign measurements, 12 lead ECG results, and physical examination findingsDay 1 through Day 28

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026