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Clinical Trials/NCT01820910
NCT01820910
Completed
Phase 2

International Prospective Phase 2 Trial Addressing the Efficacy of First-line Chlamydophila Psittaci-eradicating Therapy With Protracted Administration of Doxycycline Followed by Eradication Monitoring and Antibiotic Re-treatment at Infection Re-occurrence in Patients With Newly Diagnosed Ocular Adnexal Marginal Zone Lymphoma (OAMZL)

International Extranodal Lymphoma Study Group (IELSG)8 sites in 1 country44 target enrollmentMarch 19, 2013

Overview

Phase
Phase 2
Intervention
Doxycycline
Conditions
Marginal Zone Lymphoma of Ocular Adnexal
Sponsor
International Extranodal Lymphoma Study Group (IELSG)
Enrollment
44
Locations
8
Primary Endpoint
progression-free survival (PFS)
Status
Completed
Last Updated
8 days ago

Overview

Brief Summary

Objective of this trial is to establish the efficacy of an upfront targeted therapy consisting of Chlamydophila psittaci (Cp)-eradicating therapy with prolonged administration of doxycycline followed by eradication monitoring and antibiotic re-treatment at infection re-occurrence in patients with newly diagnosed ocular adnexae marginal zone lymphoma The primary endpoint is the 2-year progression-free survival (PFS) of patients with newly diagnosed stage-IE lymphoma treated with the experimental strategy.

Registry
clinicaltrials.gov
Start Date
March 19, 2013
End Date
April 1, 2026
Last Updated
8 days ago
Study Type
Interventional
Study Design
Single Group
Sex
All

Investigators

Sponsor
International Extranodal Lymphoma Study Group (IELSG)
Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Histological diagnosis of marginal zone lymphoma of the ocular adnexae (OAMZL)
  • Single or bilateral lesion (stage IE) localised to the ocular adnexae (conjunctiva, lachrymal gland or sac, orbit soft tissue, eyelid)
  • Absence of B symptoms
  • Previously untreated patients
  • No systemic antibiotic therapy in the last three months before enrolment
  • Age \>18 years
  • ECOG PS 0-2
  • Negative HIV, HBV and HCV serology
  • Adequate bone marrow, renal, and hepatic function
  • No previous or concurrent malignancies with the exception of surgically cured carcinoma in situ of the cervix, carcinoma of the skin or other cancers without evidence of disease at least from 5 years

Exclusion Criteria

  • Pregnant or lactating women
  • Known allergy to tetracycline
  • Patients unwilling to comply with the requirements of follow-up
  • Myasthenia gravis (tetracycline can exacerbate muscle weakness)
  • Systemic lupus erythematous (tetracycline can exacerbate this condition)
  • Patients with large or rapidly enlarging tumors requiring immediate radiotherapy

Arms & Interventions

Doxycycline

Intervention: Doxycycline

Outcomes

Primary Outcomes

progression-free survival (PFS)

Time Frame: 2-year from start of treatment

from the date of the start of treatment to relapse, progression or death, or to the last date of follow-up

Study Sites (8)

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