Abbott Laboratories announced on Monday that the FDA hasgiven marketing approval for an automated test for monitoringcyclosporine drug levels.

TDx Cyclosporine Monoclonal Whole Blood assay was launchedin Europe in 1990, according to spokeswoman Traci Lance.

Cyclosporine is a powerful immunosuppressive drugadministered to transplant recipients to reduce the risk oforgan rejection. It is necessary to monitor and regulatecyclosporine blood levels throughout the recipient's lifetime toensure proper dosing.

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