@kbearmi I typed "herceptin" in the search box at the top of this screen. You might like to try that too. Most of the prior comments and discussions I located were in the Breast Cancer Support Group.

I did find a Discussion in which the members discuss herceptin in combination with other medications. @rainna has been on herceptin and she may have some helpful information for you.

Here is the Discussion:

Anyone Living with Metastatic Endometrial Cancer:

-- https://connect.mayoclinic.org/discussion/anyone-living-with-metastatic-endometrial-cancer/?pg=1#comment-662663