title: Partial agonists and antagonists for substance P.
mesh_terms: D000818:Animals; D004285:Dogs; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009126:Muscle Relaxation / Q000187:drug effects; D009130:Muscle, Smooth / Q000502:physiology*; D010455:Peptides / Q000494:pharmacology*; D013329:Structure-Activity Relationship; D013373:Substance P / Q000037:antagonists & inhibitors* / Q000494:pharmacology
chemical_list: D010455:Peptides; D013373:Substance P