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Effect of Linagliptin versus Metformin on Insulin Secretion, Insulin Sensitivity and Glucose Control in Subjects with Impaired Glucose Tolerance / Efecto de la Linagliptina Frente a la Metformina en la Secreción de Insulina, Sensibilidad a la Insulina y Control de la Glucosa en Sujetos con Intolerancia a la Glucosa
Hernández-Corona, DM; González-Heredia, T; Martínez-Abundis, E; González-Ortiz, Manuel.
  • Hernández-Corona, DM; University of Guadalajara. Health Sciences University Centre. Institute of Experimental and Clinical Therapeutics. Guadalajara. MX
  • González-Heredia, T; University of Guadalajara. Health Sciences University Centre. Institute of Experimental and Clinical Therapeutics. Guadalajara. MX
  • Martínez-Abundis, E; University of Guadalajara. Health Sciences University Centre. Institute of Experimental and Clinical Therapeutics. Guadalajara. MX
  • González-Ortiz, Manuel; University of Guadalajara. Health Sciences University Centre. Institute of Experimental and Clinical Therapeutics. Guadalajara. MX
West Indian med. j ; 68(2): 149-153, 2019. tab
Article in English | LILACS | ID: biblio-1341849
ABSTRACT
ABSTRACT

Aim:

The aim of the study is to evaluate the effect of linagliptin versus metformin on insulin secretion, insulin sensitivity and glucose control in patients with impaired glucose tolerance (IGT). Patients and

methods:

A randomized, double-blind, clinical trial with parallel groups was per-formed on 16 adults with IGT. Lipid profile and haemoglobin (HbA1c) were evaluated prior to and after the intervention. Glucose and insulin were measured at 0, 30, 60, 90 and 120 minutes after a 75-g oral dextrose load. Eight patients received metformin (500 mg) twice a day before meals for three months. The remaining eight patients received placebo (500 mg) in the morning and linagliptin (5 mg) in the evening before meals. The area under the curve (AUC) of glucose and insulin, total insulin secretion, first-phase of insulin secretion, and insulin sensitivity were assessed.

Results:

After linagliptin administration, a significant decrease in glucose at 90 minutes (10.8 ± 2.6 vs 7.9 ± 2.2 mmol/L, p < 0.05), 120 minutes (8.8 ± 0.9 vs 6.5 ± 2.1 mmol/L, p < 0.05) and AUC of glucose (1168 ± 210 vs 953 ± 207 mmol/L, p < 0.05) were observed. Metformin administration decreased insulin significantly at 0 minutes (94.8 ± 25.8 vs 73.8 ± 24.6 pmol/L, p < 0.05).

Conclusion:

Three-month administration of linagliptin in patients with IGT decreased glucose at 90 and 120 minutes after a 75-g oral dextrose load and AUC of glucose. Metformin decreased insulin at 0 minutes.
RESUMEN
RESUMEN

Objetivo:

El objetivo del estudio es evaluar el efecto de la linagliptina frente a la metformina en la secreción de insulina, la sensibilidad a la insulina, y el control de la glucosa en pacientes con intolerancia a la glucosa (IG). Pacientes y

métodos:

Se realizó un ensayo clínico aleatorio de doble ciego con grupos paralelos a 16 adultos con IG. El perfil lipídico y la hemoglobina (Hba1C) se evaluaron antes y después de la intervención. La glucosa y la insulina se midieron a los 0, 30, 60, 90 y 120 minutos después de un carga oral de 75-g dextrosa. Ocho pacientes recibieron metformina (500 mg) dos veces al día antes de las comidas por tres meses. Los ocho pacientes restantes recibieron placebo (500 mg) por la mañana y linagliptina (5 mg) por la noche antes de las comidas. El área bajo la curva (ABC) de la glucosa y la insulina, la secreción total de insulina, la primera fase de la secreción de insulina, y la sensibilidad a la insulina, fueron evaluadas.

Resultados:

Luego de la administración de la linagliptina, se observó una disminución significativa de la glucosa a los 90 minutos (10.8 ± 2.6 vs 7.9 ± 2.2 mmol/L, p < 0.05), 120 minutos (8.8 ± 0.9 mmol/L p < 0.05) y el ABC de la glucosa (1168 ± 210 vs 953 ± 207 mmol/L, p < 0.05). La administración de metformina redujo significativamente la insulina a los 0 minutos (94.8 ± 25.8 vs 73.8 ± 24.6 pmol/L, p < 0.05).

Conclusión:

Tres meses de administración de linagliptina en pacientes con IG disminuyó la glucosa a los 90 y 120 minutos después de una carga oral de dextrosa de 75-g y el ABC de la glucosa. La metformina disminuyó la insulina en 0 minutos.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Blood Glucose / Linagliptin / Metformin Type of study: Controlled clinical trial / Diagnostic study / Prognostic study Limits: Adult / Female / Humans / Male Language: English Journal: West Indian med. j Journal subject: Medicine Year: 2019 Type: Article Affiliation country: Mexico Institution/Affiliation country: University of Guadalajara/MX

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Full text: Available Index: LILACS (Americas) Main subject: Blood Glucose / Linagliptin / Metformin Type of study: Controlled clinical trial / Diagnostic study / Prognostic study Limits: Adult / Female / Humans / Male Language: English Journal: West Indian med. j Journal subject: Medicine Year: 2019 Type: Article Affiliation country: Mexico Institution/Affiliation country: University of Guadalajara/MX