KB 5-21 (definition)

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ψ ψ	KB 5-21 under Oxytocin

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More on Oxytocin

Definition: A nonapeptide hormone released from the neurohypophysis (PITUITARY GLAND, POSTERIOR). It differs from VASOPRESSIN by two amino acids at residues 3 and 8. Oxytocin acts on SMOOTH MUSCLE CELLS, such as causing UTERINE CONTRACTIONS and MILK EJECTION.

Other names Ocytocin; Syntocinon; Pitocin

Drugs: OXYTOCIN 5 USP UNITS IN DEXTROSE 5%OXYTOCIN 10 USP UNITS IN DEXTROSE 5%; SYNTOCINON; OXYTOCIN; OXYTOCIN 20 USP UNITS IN DEXTROSE 5%; PITOCIN;

Substance	CAS Registry & name	Categories	Source	Drugs*
KB 5-21 [ 1-(beta-mercapto-(beta, beta-cyclopentamethylene)propionic acid)-2-Tyr(OMe)-4-Thr-8-Orn-oxytocin,125I-OTA,DTMTT-OVT,KB-5-21,d(CH2)5(Tyr(Me)(2),Thr(4),Tyr-NH2(9))OVT,oxytocin,1-(beta- mercapto-(beta, beta-cyclopentamethylene)propionic acid)-Tyr(OMe)(2)-Thr(4)-Orn(8)-TyrNH2(9)-,oxytocin desglycinamide, 1-(beta-mercapto-(beta,beta-cyclopentamethylene)propionic acid)-Tyr(OMe)(2)-Thr(4)-Orn(8)-TyrNh2(9)-,oxytocin, 1- (beta-mercapto-(beta, beta-cyclopentamethylene)propionic acid)-O-methyltyrosyl(2)-threonyl(4)-ornithyl(8)-tyrosylamide(9)- ] oxytocin antagonist	0	Oxytocin/analogs & derivatives Pharma Action* Hormone Antagonists	Eur J Pharmacol 1988;147(2):197

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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