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Trial

Syk Inhibition in MItigating Lung Allograft Rejection (SIMILAR): A Trial to Evaluate the Safety and Tolerability of Fostamatinib in Lung Transplant Patients With Donor-Specific Antibodies

Evidence level: registry entry; no results posted

A registered phase 1 trial (SIMILAR) of fostamatinib versus placebo in lung transplant recipients with donor-specific antibodies, sponsored by NHLBI.

As of . Primary source: ClinicalTrials.gov NCT06948097.

Summary

The ClinicalTrials.gov entry describes SIMILAR as a randomised, double-blind, placebo-controlled, dose-escalation phase 1 trial of fostamatinib, with 30 participants estimated, in adults who developed donor-specific antibodies after a lung transplant. The registry lists the primary outcome as the study drug discontinuation rate. The registry condition field reads "Lung Transplantation"; chronic lung allograft dysfunction is not listed as a condition. The entry was last updated on 9 October 2026 and gives an estimated start date of 14 October 2026. No results are posted.

Details

registry
ClinicalTrials.gov
registryId
NCT06948097
registryTitle
Syk Inhibition in MItigating Lung Allograft Rejection (SIMILAR): A Phase 1, Double-Blind, Randomized, Placebo-Controlled, Dose Escalation Trial to Evaluate the Safety and Tolerability of Fostamatinib in Lung Transplant Patients With Donor-Specific Antibodies.
sponsor
National Heart, Lung, and Blood Institute (NHLBI)
registryStatus
recruiting
phase
Phase 1
studyType
interventional
enrolment
30 (estimated)
startDate
2026-10-14 (estimated)
primaryCompletionDate
2028-07-14 (estimated)
intervention
fostamatinib (drug); Placebo (drug)
condition
Lung Transplantation
registryLastUpdatePosted
2026-10-09
registryRead
2026-10-10

Sources and links

Related

Linked from (derived)

Known gaps in this record

  • acronym: not shown in the registry entry
  • results: none posted in the registry
  • participating centres and investigators: not recorded
  • link to a CLADsolve centre record: not made
  • relation to CLAD: the registry condition is "Lung Transplantation" (donor-specific antibodies); CLAD is not named

Information resource only. Not medical advice. Not a substitute for the care of the patient's transplant team.