Hello,
As far as I can see, there are four (bases do not count) drweb packages in Parallels Plesk Panel 9.2:
[root@plesk92 ~]# rpm -qa | grep drweb
drweb-base-5.0.1-0
drweb-common-5.0.1-0plesk
drweb-updater-5.0.1-0plesk
drweb-daemon-5.0.1-0plesk
psa-drweb-configurator-9.2.2-cos5.build92090714.19
drweb-bases-5.0.1-0
Therefore, I assume that you need to reinstall them all to reinstall DrWeb for sure.
Regards,
Denis.