Adventurer, to complete the special medicine for the general's recovery, you must go to the Tundra Corridor and bring back the Snail Viscera of the Giant Armor Snail and the Ice Saliva of the Icy Rock Snail.
Reach the Tundra Corridor by heading southwest from the Auris Military Harbor.
The Snail Guts from the Giant Armor Snail and Icy Rock Snail's Ice Saliva are very important stabilizers for this special medicine. Without them for to neutralize the acidity of the potion, its toxicity could kill the general.