Which of the drug is not comonly used in PPH?
Atonicity is the most common cause of PPH. Any drug which increases the tone of uterus or the force of contraction is used to control PPH and is called oxytocic.
Commonly used oxytocics in the management of PPH are:

Oxytocin
Methergin
Syntometrine – oxytocin + methergin
15 methyl PGF2a (carboprost)
Misoprostol (PGE1)
Mifepristone
Misoprostol
Oxytocin
Ergotamine