WonderDust is good stuff and its cheap. It is a decent hemostat and wound dressing, but it does have it's short comings too. You can buy it here:
http://www.jefferslivestock.com/ssc/product.asp?CID=2&pf_id=11793If you don't need a hemostat, I actually prefer Underwoods:
http://www.underwoodhorsemedicine.com/If you're looking for an emergency hemostat that isn't too expensive and will work on minor wounds, WonderDust isn't a bad way to go. But if a bleed is bad and/or deep, it will just make a bigger mess without helping anything. It's
really expensive, but this will stop almost any bleed that has an external access:
http://www.combatk9.com/ProductDetails.asp?ProductCode=CLX-A5