./dspmq
./endmqm ESBQManager
./endmqlsr -m ESBQManager
rpm -qa | grep MQSeries
rpm --force-debian -ev MQSeriesRuntime MQSeriesServer MQSeriesSDK
rpm -qa | grep MQSeries | sudo xargs rpm --force-debian -ev
sudo rm -r /var/mqm
sudo rm -r /etc/opt/mqm
sudo deluser mqm

Reference:
https://www.ibm.com/support/knowledgecenter/SSFKSJ_8.0.0/com.ibm.mq.ins.doc/q009440_.htm