"They are expelled from all the positions they hold including basic membership for betraying the party by working in various ways to defeat the party nominee," Jayalalithaa said in a statement here.
The expelled functionaries include T R Anbalagan, former secretary of J Jayalalithaa Peravai, A Govindasamy, former Dharmapuri Union party secretary and C Palani, District Joint Secretary of MGR Mandram.
PMK's Anbumani Ramadoss won the Dharmapuri Lok Sabha constituency defeating AIADMK'S P S Mohan.