cyproheptadine 14 Animals 8 animal experiment 8 atropine 8 indometacin 8 rat 8 Animalia 6 Rats 6 article 6 nonhuman 6 serotonin antagonist 6 Drug Interactions 4 Female 4 Muscle Contraction 4 Prostaglandins 4 Rats, Inbred Strains 4 acetylsalicylic acid 4 bladder 4 drug efficacy 4 drug interaction 4 female genital system 4 in vitro study 4 muscle 4 phentolamine 4 priority journal 4 prostaglandin 4 serotonin 4 small intestine 4 stomach 4 1 [n,o bis(5 isoquinolinesulfonyl) n methyltyrosyl] 4 phenylpiperazine 2