Here is the main part of the script.

Untested, but based on info found on the web.
;    $RC=Writevalue("\\" + $computer + "\HKEY_LOCAL_MACHINE\SOFTWARE\INTEL\LANDesk\ VirusProtect6\CurrentVersion\AdministratorOnly\Security","UseVPUninstallPassword",0,"REG_DWORD") 
;    $RC=Writevalue("\\" + $computer + "\HKEY_LOCAL_MACHINE\SOFTWARE\INTEL\LANDesk\ VirusProtect6\CurrentVersion\AdministratorOnly\Security","LockUnloadServices",0,"REG_DWORD") 
 

;Use one or the other below 
;    run @scriptdir + '\psexec \\' + $computer + ' MsiExec.exe /norestart /q/x{BA4B71D1-898E-4306-AE87-8BA7A596F0ED} REMOVE=ALL 
;   ;$RC=RemoteRunAs($computer,$domain + "\" + $admin,$adminpw, 'MsiExec.exe /norestart /q/x{BA4B71D1-898E-4306-AE87-8BA7A596F0ED} REMOVE=ALL')


RemoteRunAs is in the UDF section.