Carbuncles, Poppy Leaves to Draw and Ripen

"A poultice of poppy leaves is very efficacious to draw or ripen a carbuncle." A poultice made from these leaves is very quieting and soothing, and at the same time will cause the carbuncle to ripen.

Source: Mother's Remedies: Over One Thousand Tried and Tested Remidies from Mothers of the United States and Canada, T. J. Ritter