title: Hypotensive actions of ephedradines, macrocyclic spermine alkaloids of Ephedra roots.
mesh_terms: D000818:Animals; D000959:Antihypertensive Agents; D004285:Dogs; D004809:Ephedrine / Q000494:pharmacology*; D005260:Female; D006168:Guinea Pigs; D008297:Male; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D000959:Antihypertensive Agents; D004809:Ephedrine