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Study identifier: NCT05678621 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

Role of Antibiotic Therapy or Immunoglobulin On iNfections in hAematoLogy: Immunoglobulin Stopping or Extension

Condition: Haematological Malignancy · Hypogammaglobulinemia  ·  Sponsor: Monash University

PhasePhase 2/Phase 3
Planned participants300
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

The aim of the study is to find out if patients with blood cancers receiving immunoglobulin (Ig) for the purpose of preventing infections can safety stop immunoglobulin after six months of therapy, and take oral antibiotics instead to prevent serious infections. Patients may be eligible to join this study if they are aged 18 years or above, have an acquired hypogammaglobulinaemia secondary to a haematological malignancy, and have been receiving intravenous or subcutaneous Ig for longer than 6 consecutive months. Participants will be randomised (allocated by chance) to one of three treatment groups, as follows: * Stop immunoglobulin (IVIg or SCIg) and be given oral antibiotics to take every day (ARM A) * Stop immunoglobulin (IVIg or SCIg) and be given oral antibiotics to keep at home to use as soon as symptoms of an infection develop (ARM B) * Continue receiving immunoglobulin (IVIg or SCIg) - this is the usual care group (ARM C) The duration of each treatment is for 12 months from study entry. Participants will be asked to attend a screening/baseline visit so that their treating clinician can assess their eligibility for the trial and collect baseline data. If eligible for the trial, participants will then be randomly allocated to one of the three treatment groups. Once randomised, active participation in the study will last for 13 months. During this period, participants will be asked to return to the hospital for a study visit every 3 months, with monthly telephone vi…

This description comes directly from the study's public registry record.

Talk to the study team

Prof Zoe McQuilten  ·  +61 3 9903 0379  ·  zoe.mcquilten@monash.edu

Always discuss trial participation with your own doctor first.

Locations (7)

Canberra HospitalGarran, Australian Capital Territory, AustraliaNot Yet Recruiting
Concord HospitalConcord, New South Wales, AustraliaRecruiting
Royal North ShoreSt Leonards, New South Wales, AustraliaNot Yet Recruiting
Monash Medical CentreClayton, Victoria, AustraliaRecruiting
Austin HospitalHeidelberg, Victoria, AustraliaRecruiting
The Alfred HospitalMelbourne, Victoria, AustraliaRecruiting
Sunshine HospitalSt Albans, Victoria, AustraliaRecruiting

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Source record: clinicaltrials.gov/study/NCT05678621