diff --git a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialMaintenanceService.cs b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialMaintenanceService.cs
index ff815ec90..ae9de60e8 100644
--- a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialMaintenanceService.cs
+++ b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialMaintenanceService.cs
@@ -320,6 +320,7 @@ namespace IRaCIS.Core.Application.Service
             var list = await _trialIdentityUserRepository.Where(t => t.TrialId == trialId)
                     .SelectMany(t => t.TrialUserRoleList)
                    .WhereIf(userTypeEnum != null, t => t.UserRole.UserTypeEnum == userTypeEnum)
+                   .Where(t => t.UserRole.Id != _userInfo.UserRoleId)//iQC 指派过滤自己
                    .Select(t => new TrialSelectUserBasicInfo()
                    {
                        FullName = t.TrialUser.IdentityUser.FullName,