title: A substance P antagonist not containing D-tryptophan.
mesh_terms: D000818:Animals; D006224:Cricetinae; D004285:Dogs; D006168:Guinea Pigs; D007082:Ileum / Q000187:drug effects; D066298:In Vitro Techniques; D010446:Peptide Fragments / Q000494:pharmacology*; D051381:Rats; D013373:Substance P / Q000031:analogs & derivatives* / Q000037:antagonists & inhibitors* / Q000494:pharmacology; D014364:Tryptophan; D001743:Urinary Bladder / Q000187:drug effects
chemical_list: D010446:Peptide Fragments; D013373:Substance P; D014364:Tryptophan; C043939:substance P (4-11), Pro(4)-Npa(7,9)-Phe(11)-