Yes! After you have completed the task in the questlog, just ask Roswitha again, however, when delivering the letter to Alastar, you need to say "hi-glooth print" and continue doing the quest normally.
At the end you will get another ominously glowing pill as a reward :)
Tip: if you like shiny things to decorate, when talking to alaistar, you can say "bye-hi-glooth print" during the quest several times, and he will always give you one more.
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