A woodcut headpiece shows decorative leaf patterns, small figures resembling cherubs, and a central human mask.

To the Generous and Most Noble

Lord

DAVID VEZNICIUS OF VEZNIK

Lord in Tirnau, etc.

JAKOB ZWINGER

Wishes success original: "εὐποιεῖν".

A decorative initial letter Q features a small woodcut scene of a figure sitting in an outdoor landscape.

Since, Generous and Most Noble Lord, about a year ago, when you traveled here, you endured the onset of a feverish attack so bravely that, by our advice, you broke and restrained it solely through the moderation of a regulated diet: as a happy omen and proof of that success, I offer you at this very time this little book. I intended it for you some time ago; it is not a practical work heavy with remedies, but a theoretical one adorned with medical principles. I do not doubt it will be pleasing and welcome to you for many reasons. For it proceeded from that Author whose famous name, though he is deceased, still lives and flourishes in the minds of all good men, and stands in no need of any begged-for herald...