Effect of antihyperglycemic agents added to metformin and a sulfonylurea on glycemic control and weight gain in type 2 diabetes: a network meta-analysis.

Gross, Jorge L; Kramer, Caroline K; Leitão, Cristiane B; Hawkins, Neil; Viana, Luciana V; Schaan, Beatriz D; Pinto, Lana C; Rodrigues, Ticiana C; Azevedo, Mirela J
Annals of internal medicine; 2011 May 17;154(10):672-9. PMID: 21576535
Hospital de Clínicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Brazil.


Few studies have examined the effect of adding a third antihyperglycemic drug when blood glucose control is not achieved by using metformin and a sulfonylurea.