{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,28]],"date-time":"2026-04-28T01:48:51Z","timestamp":1777340931463,"version":"3.51.4"},"reference-count":27,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2008,4,10]],"date-time":"2008-04-10T00:00:00Z","timestamp":1207785600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clinical Endocrinology"],"published-print":{"date-parts":[[2008,12]]},"abstract":"<jats:title>Summary<\/jats:title><jats:p><jats:bold>Context\u2003<\/jats:bold> Weight loss and metformin therapy are reported to be beneficial in improving the biochemical hyperandrogenaemia and insulin resistance of polycystic ovary syndrome (PCOS). Rimonabant has been found to reduce weight and improve the metabolic profile in patients with obesity, type\u00a02 diabetes and metabolic syndrome.<\/jats:p><jats:p><jats:bold>Objective\u2003<\/jats:bold> To compare the effects of insulin sensitization with metformin to weight reduction by rimonabant on biochemical hyperandrogenaemia and insulin resistance in patients with PCOS.<\/jats:p><jats:p><jats:bold>Design\u2003<\/jats:bold> A randomized, open\u2010label parallel study.<\/jats:p><jats:p><jats:bold>Setting\u2003<\/jats:bold> Endocrinology outpatient clinic in a referral centre.<\/jats:p><jats:p><jats:bold>Subjects\u2003<\/jats:bold> Twenty patients with PCOS and biochemical hyperandrogenaemia with a body mass index (BMI) \u2265\u00a030\u00a0kg\/m<jats:sup>2<\/jats:sup> were recruited.<\/jats:p><jats:p><jats:bold>Intervention\u2003<\/jats:bold> Patients were randomized to 1\u00b75\u00a0g daily of metformin or 20\u00a0mg daily of rimonabant.<\/jats:p><jats:p><jats:bold>Main outcome measures\u2003<\/jats:bold> The primary end\u2010point of the study was a change in total testosterone.<\/jats:p><jats:p><jats:bold>Results\u2003<\/jats:bold> After 12\u00a0weeks of rimonabant there was a significant reduction (mean\u00a0\u00b1\u00a0SEM) in weight (104\u00b76\u00a0\u00b1\u00a04\u00b76 <jats:italic>vs<\/jats:italic>. 98\u00b74\u00a0\u00b1\u00a04\u00b77\u00a0kg, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00\u00b701), waist circumference (116\u00b70\u00a0\u00b1\u00a03\u00b73 <jats:italic>vs<\/jats:italic>. 109\u00b72\u00a0\u00b1\u00a03\u00b77\u00a0cm, <jats:italic>P<\/jats:italic>\u00a0&lt; 0\u00b701), hip circumference (128\u00b75\u00a0\u00b1\u00a04\u00b70 <jats:italic>vs<\/jats:italic>. 124\u00b71\u00a0\u00b1\u00a04\u00b72\u00a0cm, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00\u00b703), waist\u2013hip ratio (0\u00b790\u00a0\u00b1\u00a00\u00b702 <jats:italic>vs<\/jats:italic>. 0\u00b788\u00a0\u00b1\u00a00\u00b701, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00\u00b701) free androgen index (FAI) (26\u00b76\u00a0\u00b1\u00a06\u00b71 <jats:italic>vs<\/jats:italic>. 16\u00b76\u00a0\u00b1\u00a04\u00b71, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00\u00b701), testosterone [4\u00b76\u00a0\u00b1 0\u00b74 <jats:italic>vs<\/jats:italic>. 3\u00b71\u00a0\u00b1\u00a00\u00b73\u00a0nmol\/l (132\u00b77\u00a0\u00b1\u00a011\u00b75 <jats:italic>vs<\/jats:italic>. 89\u00b74\u00a0\u00b1\u00a08\u00b765\u00a0ng\/dl), <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00\u00b701] and insulin resistance as measured by the homeostasis model assessment (HOMA) method (4\u00b74\u00a0\u00b1\u00a00\u00b75 <jats:italic>vs<\/jats:italic>. 3\u00b74\u00a0\u00b1\u00a00\u00b74, <jats:italic>P<\/jats:italic>\u00a0=\u00a00\u00b705). There was no change in any of these parameters in the metformin\u2010treated group.<\/jats:p><jats:p><jats:bold>Conclusion\u2003<\/jats:bold> This study suggests that the weight loss through rimonabant therapy may be of use in patients with PCOS and appears superior to insulin sensitization by metformin in reducing the FAI and insulin resistance in obese PCOS patients treated over a 12\u2010week period.<\/jats:p>","DOI":"10.1111\/j.1365-2265.2008.03260.x","type":"journal-article","created":{"date-parts":[[2008,4,10]],"date-time":"2008-04-10T13:54:31Z","timestamp":1207835671000},"page":"931-935","source":"Crossref","is-referenced-by-count":24,"title":["A comparison between rimonabant and metformin in reducing biochemical hyperandrogenaemia and insulin resistance in patients with polycystic ovary syndrome (PCOS): a randomized open\u2010label parallel 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