1. Methadone is a Non‐Competitive Antagonist at the α4β2 and α3* Nicotinic Acetylcholine Receptors and an Agonist at the α7 Nicotinic Acetylcholine Receptor. (7th October 2014) Authors: Talka, Reeta; Salminen, Outi; Tuominen, Raimo K. Journal: Basic & clinical pharmacology & toxicology Issue: Volume 116:Number 4(2015:Apr.) Page Start: 321 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗