http://beta.hebrewbooks.org/tursa.aspx?a=yd_x4521
He says to put with meat. I think to eat with meat would be the same; to eat after would not be the same. (R’ Akiva Eiger agrees; Radvaz argues.)
This is all l’chatchilah; if someone did it thinking it was 100% pareve, it would be bittul b’taos and muttar to drink.