Misoprostol’s effect on contraction was observed to be positive, negative or biphasic (negative at low concentrations, positive at high concentrations).
Áhrif misoprostóls á legvöðvasamdrátt voru þrenns konar: jákvæð, neikvæð eða tvíþætt (neikvæð áhrif við lágan styrk en jákvæð við háan).