Pharmacology
Example weights: An average Chihuahua is 5lbs or 2.2kgs. Labs are typically 70 lbs or 32 kgs. Your average Newfoundland is 150 bs or 68kgs. A jack russel terrier is about 15lbs or 6.8kgs. American Cocker Spaniels are usually around 27lbs or 12.2kgs
VSPN Chat, Jill A. Richardson, DVM, February, 2002