There is no convincing evidence that glitazones offer clinical benefit over metformin or sulphonylureas when used as monotherapy in type 2 diabetes,the Drug and Therapeutics Bulletin has concluded(2008;46:25).Glitazones should be reserved,the DTB says,for use in combination with a sulphony-lurea for patients unsuitable for treatment with metformin or in combination with metformin for patients unsuitable for treatment with a sulphonylurea.
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