This is a long-term prospective, observational post-marketing surveillance study of alogliptin in participants with T2DM. The study assessed the safety and effectiveness of alogliptin for its approved indication within a real-world setting in South Korea.~The study will enroll approximately 3000 participants. The data is collected prospectively at the study sites and recorded in electronic case report forms (e-CRFs). All the participants are assigned to a single observational cohort:~• Nesina® Tablet~The multi-center study is conducted in South Korea. Data is collected at 13 and 26 weeks after enrollment during standard of care office visits. The overall study was conducted during re-examination period of approximately 5 years and 4 months.
The purpose of this study is to evaluate safety by determining the incidence rates of all adverse events (AEs) including serious adverse events (SAEs)/serious adverse drug reactions (ADRs), unexpected AEs and ADRs that are not reflected in the precautions for use, ADRs already known, non-serious ADRs and other safety related information among participants who have received alogliptin for type 2 diabetes mellitus.