All of the following drugs act on ionic channels except:: (A) Nicotine, (B) Insulin, (C) Glibenclamide, (D) Diazepam
Answer is B. Ans. B. Insulina. insulin acts on enzymatic (tyrosine kinase) receptorsb. Nicotine acts on NM and NN receptors which are ion channel receptorsc. Diazepam acts on GABA-BZD-Cl channel complex that mediates entry of chlorided. Glibenclamide is a sulfonylurea that acts on ACh sensitive K+ channels.