Garda's Letter is a quest item in Diablo III. It is only available during The Darkening of Tristram in January.
It can only be obtained by trading Drunkard's Debt to Ogden's corpse. Bringing this item to Pepin's corpse will produce Healer's Prescription.
Item Description[]
Letter
A heartfelt letter from Ogden's Wife to the healer of Tristram. It regards the fate of Canace's child.