So, is it just for a day and a half? I take those statin drugs, but I do indulge in grapefruit once in a while. I’ve heard folks say just one grapefruit renders that medicine useless permanently, but I doubt that, and anyway I like to laugh at death.
The problem with grafting there is not always a great compatibility. You may be able to graft certain stuff together and the graft does poorly instead of an outright fail.