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Safety, Pharmacokinetic and Pharmacodynamic Study of MP-376 in Patients With Cystic Fibrosis

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Amgen

Status and phase

Completed
Phase 1

Conditions

Cystic Fibrosis

Treatments

Drug: placebo
Drug: MP-376 (Levofloxacin solution for Inhalation)

Study type

Interventional

Funder types

Industry

Identifiers

NCT00503490
Mpex-203

Details and patient eligibility

About

Patients with cystic fibrosis (CF) suffer from chronic infections of the lower respiratory tract that can be caused by one or multiple bacteria, including Pseudomonas aeruginosa, which has been particularly problematic to eradicate and been implicated as the major cause of morbidity and mortality in CF patients. Aerosol delivery of antibiotics directly to the lung increases the local concentrations of antibiotic at the site of infection resulting in improved antimicrobial effects compared to systemic administration. Bacterial resistance to current aerosol antibiotic treatments indicate a need for improved therapies to treat CF patients with pulmonary infections caused by multi-drug resistant Pseudomonas aeruginosa and other bacteria. High concentrations of MP-376 delivered directly to the lung are projected to have antimicrobial effects on even the most resistant organisms and reduce the emergence of resistant bacteria.

Full description

This trial will be a single-blind, placebo-controlled, dose escalating between cohorts, single and multi-dose, multi-center study to evaluate the safety, tolerability and pharmacokinetic profile of levofloxacin administered as MP-376 once, then twice daily for 14 days by the aerosol route to CF patients.

Study acquired from Horizon in 2024.

Enrollment

40 patients

Sex

All

Ages

16+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • > 16 years of age
  • Confirmed Diagnosis of Cystic Fibrosis
  • Positive sputum culture for P. aeruginosa within the past 6 months
  • Patients are able to elicit an FEV1 >/= 40% of predicted value at screening
  • Clinically stable with no evidence of acute respiratory or lower respiratory infections within 28 days prior to dosing
  • Able to reproducibly perform spirometry measurements and be able to repeatedly produce sputum over several hours

Exclusion criteria

  • Use of any nebulized or systemic antibiotics within 4 weeks of starting study
  • History of hypersensitivity to fluoroquinolones or intolerance with aerosol medication
  • Uncontrolled diabetes or abnormal renal function
  • Tobacco use (smoking) in the last 30 days

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Single Blind

40 participants in 2 patient groups, including a placebo group

1
Experimental group
Description:
Inhaled Levofloxacin
Treatment:
Drug: MP-376 (Levofloxacin solution for Inhalation)
2
Placebo Comparator group
Description:
Placebo
Treatment:
Drug: placebo

Trial contacts and locations

14

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Data sourced from clinicaltrials.gov

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