From Concept to Medicine - A Comprehensive Drug Development Journey

16 Glipizide (S24E16)


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In this in-depth episode of From Concept to Medicine, we take a comprehensive look at glipizide, a widely used second-generation sulfonylurea for type 2 diabetes. The episode begins with a historical overview of the sulfonylurea class and glipizide’s role in the evolution of diabetes care, comparing it to older drugs like tolbutamide and glyburide. We explore how glipizide functions—stimulating insulin release and improving tissue sensitivity—and contrast its mechanism with newer therapies like SGLT2 inhibitors, which carry lower hypoglycemia risks. Through regulatory documents, clinical trials, and expert guidance, we assess glipizide’s efficacy, dosing challenges, and safety profile, particularly its implications for kidney function and cardiovascular outcomes. The hosts also touch on its potential repurposing for neurological conditions, a glimpse into the broader trend of discovering new uses for existing drugs.

The second half of the episode dives into the manufacturing and regulatory complexity behind glipizide, referencing GMP frameworks, FDA submissions, and a recent international product recall. Patent filings hint at ongoing innovation in synthesis methods, even for mature generics. Economic analysis highlights glipizide’s critical role in keeping diabetes treatment affordable worldwide, with particular emphasis on the generic drug market and legal scrutiny over pricing practices. The discussion extends into cultural impact, recognizing glipizide’s place on essential medicines lists and its role in patient education and pharmacist-led care. With a blend of pharmacology, public health, and real-world market forces, this episode paints a vivid portrait of a humble drug that continues to shape global diabetes management.

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From Concept to Medicine - A Comprehensive Drug Development JourneyBy Jim Mitchell

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