I second Schreiners.  In 2017 my horse ripped open his shoulder, a wound about the size of the palm of my hand.  The vet said it couldn't be stitched b/c of the location.  I used Schreiners only and it healed beautifully.  Highly recommend.

--
Joy and Willie (EC/IR)
Nevada County, CA - 2019

Case history:  Willie's Case History
Willie's photo album:  Willie's Photos