In my experience, syntocinon, or synthetic oxytocin, was used to help milk *let down*, or to aid the MER. It does nothing to increase supply, but only helps to let down what is there. I believe it is inappropriate to use it to increase a supply. Kathleen Kathleen B. Bruce, BSN, IBCLC co-owner Lactnet,TLC, Indep. Consultant http://together.net/~kbruce/kbbhome.html LACTNET Archives http://library.ummed.edu/lsv/archives/lactnet.html LACTNET WWW http://www.telcomplus.com/~kga/lactation.html LACTNET T-SHIRT/Sweatshirts orders go to [log in to unmask]