Require great care in their application to the skin of the dog, and should never be used without a muzzle, which may only be removed during feeding time. Before applying them, cut off the hair with scissors from the part to be blistered.

1. Ordinary Blister For Purposes Of Counter-Irritation

Powdered cantharides, 1/2 ounce; Venice turpentine, 6 drachms; lard, 3 ounces. Mix, and rub in with the hand.

2. Sweating Application Fob Enlarged Growths

Red iodide of mercury, 1 drachm; lard, 1 ounce. Mix; rub in a little every day till a watery discharge is produced, then desist for a day or two; and repeat as often as necessary.

3. Tincture of iodine, 1 ounce. Paint on some of the tincture every day till a sufficient effect is produced.