At a glance
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Determining a Viral Load Threshold for Pre-emptive Therapy for Cytomegalovirus Infection in Transplant Patients Using Real Time Polymerase Chain Reaction (PCR) Monitoring
In Brief
A Phase 4 clinical trial evaluating ganciclovir (start when CMV PCR >200copies / ml x2), Monitor (Treatment starts when CMV PCR >3,000 copies / ml), and 2 other interventions for Viraemia. Completed, enrolled 165 participants across 1 site.
Detailed Summary
This study aims to determine: a) whether those patients with 'low level' viral load results (between 200 and 3,000 copies/ml) could be monitored as opposed to starting preemptive therapy with valganciclovir, ganciclovir and/or foscarnet; b) whether those patients with 'high level' viral load results (above 3,000 copies/ml) could stop preemptive therapy earlier, thus maximising the benefits of therapy and minimising its risks.
Study Details
Timeline
Interventions
Group A: Start ganciclovir when CMV PCR \>200copies / ml x 2) . Participants are randomised to either Monitor or Treat. If monitored, treatment will only begin if viral load has increased \> 3,000. If treated (and monitored) treat until \<200 copies on 2 consecutive occasions. Routine standard of care would include treatment of Valganciclovir 900mg Tablet BD (dose adjusted for renal impairment), Ganciclovir 5mg/kg BD IV, or Foscarnet 60mg/kg according to randomisation within Group A or Group B
Group A: CMV viral load between 200-3,000 copies/ml (on 2 occasions). Participants are randomised to either Monitor or Treat. If monitored, treatment will only begin if viral load has increased \> 3,000. If treated (and monitored) treat until \<200 copies on 2 consecutive occasions. Routine standard of care would include treatment of Valganciclovir 900mg Tablet BD (dose adjusted for renal impairment), Ganciclovir 5mg/kg BD IV, or Foscarnet 60mg/kg according to randomisation within Group A or Group B
Group B: Viral load \> 3,000 copies/ml. Participants are randomised to treat until \< 3,000 copies/ml on 2 occasions or treat until \<200 copies/ml on 2 consecutive occasions. Routine standard of care would include treatment of Valganciclovir 900mg Tablet BD (dose adjusted for renal impairment), Ganciclovir 5mg/kg BD IV, or Foscarnet 60mg/kg according to randomisation within Group A or Group B
Group B: Viral load \> 3,000 copies/ml. Participants are randomised to treat until \< 3,000 copies/ml on 2 occasions or treat until \<200 copies/ml on 2 consecutive occasions. Routine standard of care would include treatment of Valganciclovir 900mg Tablet BD (dose adjusted for renal impairment), Ganciclovir 5mg/kg BD IV, or Foscarnet 60mg/kg according to randomisation within Group A or Group B