Tom Hale will probably respond in greater detail, Ros, to your enquiry.
However, to give you a brief snippet, according to his 1997 version, which
now includes Australian (and Canadian) trade names, there is "no
information available on levels produced in breastmilk.. see ibuprofen as
alternative".
You'll have the opportunity to hear Tom in Melbourne (Australia) in August,
along with James McKenna, whose also just been recommended to Lactnet again
and others.. (see Lactnews)
Jan Cornfoot
Editor, Birth Issues
Brisbane, Australia