Glucagon as Beta Blocker Antidote: Technical Pros and Cons
Published: July 16, 2026 13:10
Author: Klaus Shin
Abstract: Glucagon, a 29-amino acid peptide, serves as a critical beta-blocker antidote via cAMP-mediated inotropic and chronotropic effects, bypassing blocked receptors. Technical pros include rapid onset and efficacy in refractory bradycardia; cons involve hyperglycemia, nausea, and limited stability. Market trends show rising demand for high-purity GMP-grade glucagon, driven by emergency medicine and peptide therapeutics. Brand comparisons highlight Novo Nordisk’s established supply chain versus emerging biosimilars. Key selection criteria prioritize purity (>98%), cold-chain logistics, and FDA/EMA certifications for clinical reliability.