Resumen de Investigación

Adding sitagliptin to insulin improves glycemic control in type 2 diabetes

Moderate confidence

Low bias

Última actualización 5 de julio de 2026

Conclusión Clave:

This study evaluated the efficacy and safety of adding sitagliptin to insulin treatment in patients with type 2 diabetes, finding significant reductions in HbA1c and hypoglycemia incidence.

Estudio de un Vistazo

Qué se estudió

Addition of sitagliptin to insulin in Japanese patients with type 2 diabetes.

Participantes

Young Adult (19–39), Middle Aged (40-64)

Male, Female

with T2 Diabetes

Intervención

Insulin plus Sitagliptin, Insulin therapy

Resultados

HbA1c, Incidence of hypoglycemia, Treatment satisfaction

Financiamiento

No Patrocinado por la Industria

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Efectos Principales

Adding sitagliptin to insulin reduced HbA1c from 7.9% to 7.0% (P < 0.0001).

No significant change in HbA1c was observed in the insulin-only group (P = 0.32).

Hypoglycemia incidence was significantly lower in the Ins+Sita group.

Treatment satisfaction improved in the Ins+Sita group.

Resumen de Evidencia

Intervention	Outcome	Measured Change	Study Effect
Insulin plus Sitagliptin (Medications)	HbA1c (Glycemic Control)	Decrease	Strong
Insulin plus Sitagliptin (Medications)	Hypoglycemia events (Safety)	Decrease	Strong
Insulin plus Sitagliptin (Medications)	Treatment satisfaction (Patient-Reported)	Increase	Strong
Insulin therapy (Medications)	HbA1c (Glycemic Control)	No Change	Unclear

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La Evidencia Sugiere

Sitagliptin reduced HbA1c by 0.9% compared to insulin alone (P < 0.0001).
No significant change in HbA1c was found in the insulin group (P = 0.32).
The Ins+Sita group experienced fewer hypoglycemic events.

A quién se aplica

Adults with type 2 diabetes currently on insulin therapy.
Patients seeking improved glycemic control and reduced hypoglycemia.

Tener en Cuenta

Results may not apply to all demographics of type 2 diabetes patients.
The study's short duration limits understanding of long-term effects.
Further research is needed to confirm these findings in larger populations.

Entre Líneas

The study's population may not represent all patients with type 2 diabetes.
The trial duration was limited to 24 weeks, which may not capture long-term effects.
No data on the long-term safety of sitagliptin was provided.

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Referencia de la Revista

Seiji S, Yoshifumi S, Kinsei K, et al. Efficacy and safety of DPP-4 inhibitor added to Insulin treatment in patients with type 2 diabetes. PLOS ONE. 2015;10(3):e0121988. doi:10.1371/journal.pone.0121988

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