"It says firstly,that we are surrendering in the war on drugs,"he said.
"Drugs are illegal for a reason - they are dangerous,they can kill,and they do kill.
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"It gives a false sense of security to our young people.
"I strongly support education - what we have to do is convince our young people that taking drugs is not the way to have a great time at concerts."
Federal member for Dawson George Christensen,who said a close family member was an addict,argued pill testing would be essentially telling people"thumbs up,it's all right to take this illegal drug".
"I know this is just a review,but it's a sneaky way to get pill testing on the agenda and as LNP policy and it's something I can't support,"he said.
Mr Christensen said education and targeting dealers would be a better option.
"The Singaporean model of a few lashes on the buttocks sounds good to me for these people,"he said.
However,Member for Moggill Christian Rowan,an addiction medicine specialist,said harm minimisation strategies introduced in the past by governments had become accepted,including needle and methadone programs,and injecting rooms.
"All of those over time have come to be accepted and have achieved some real outcomes of engaging people who need support,"he said.
Dr Rowan said harm minimisation should also focus on prescription drugs,alcohol and tobacco.
Acting president Dave Hutchinson asked for a show of hands from voting members,who seemed almost evenly split,three times before declaring the resolution had failed.
The LNP state convention is being held from Friday to Sunday in Brisbane,with rank-and-file members to debate and vote on more than 100 resolutions.
Resolutions are submitted by party units,such as the Young LNP,SECs and LNP Women,for debate and voting.
The state convention helps set party policy,as resolutions that pass are referred to the parliamentary team for consideration as future government policy.
Labor Health Minister Steven Miles has previously stated the government would monitor trials in the ACT before making a decision on pill testing.