Quoting jcowan@REUTERSHEALTH.COM:
> Andreas Johansson scripsit:
>
> > However, _undantag_ doesn't contain a negative prefix; it's a compound of
> the
> > adverb _undan_ which means basically "away" in the ablative sense; _att ta
> > undan ngt_ "to take something away", and _tag_, noun related to the verb
> > _ta_/taga_ "take". So literally something that is taken away.
>
> Which looks very like a calque of "excipere" to me.
Thought struck me when I read Roger's post, but I don't actually know.
Andreas