3V Caps by DVM Pharmaceuticals is a concentrated dietary supplement which is beneficial for the maintenance of a healthy skin coat in dogs and cats. It contains fish oil as a source of Omega-3 fatty acids plus vitamins A, D, and E. The dosage is: 1-19 lbs .... 1/2 pump 20-39 lbs .... 1 pump 40-59 lbs .... 2 pumps 60-79 lbs .... 3 pumps 80-100 lbs ... 4 pumps Each depression of the pump delivers 0.75ml of 3V Caps Liquid.