Ecbolic
Induces ecbolic action by stimulation of myometrian through alpha receptors, also constriction of vascular smooth muscles.
It lacks vasoconstriction action.
Post parturition, post abortal uterine atony for explusion of uterine debris.
Induce uterine involution
Dog- 0.2mg (Total dose) oral,IM,IV.
Delay expulsion
Delay foetus expulsion
Tablet
Methergin - 0.125mg
Injection
Methergin - 1 ml (0.2mg/ml).