THE SAVE Our Cancer Services group claim they've been "hoodwinked by promises" and aim to target government parties in the local elections of 2014.
The group was reacting to last Thursday's visit to Sligo General Hospital by Health Minister James Reilly.
The Minister was unable to say when mammography services would be restored to the hospital let alone if other cancer services would return.
Spokesperson James O'Sullivan said: "There is widespread belief that this Fine Gael/Labour coalition has no intentions of honouring the commitments they made.
"They were simply engaged in a vote harvesting exercise when making pledges and in hindsight it appears they would have said anything during the election in order to hoodwink the electorate into voting for them.
"Ever since the election they have engaged in word games and equivocation to such a degree that everything they say now can be taken with a pinch of salt."
He warned the issue of cancer services at the hospital would play a major part in up coming elections.
"Both Fine Gael and Labour will be targeted just as Fianna Fail and the Greens were in the last election," he said.
Dr. Reilly was met by members of the Save Our Cancer Services campaign group when he stepped from his car outside the hospital.
He was approached by Caitriona McGoldrick, a long time campaigner and cancer survivor, to request a meeting but the group say she was asked to "move aside."
The Minister eventually accepted a letter from another campaigner Deirdre O'Sullivan saying a reply would be issued in due course.
Mr. O'Sullivan said: "While the Minister stressed he was committed to restoring the follow-up mammography service, at no stage did he refer to the government's pledge to restore cancer services that had been moved to