Small is appropriate for dogs weighing 3-10lbs
Medium is appropriate for dogs weighing 11-20lbs
Large is appropriate for dogs weighing 21-55lbs
X-Large is appropriate for dogs weighing over 55lbs
Advantage II is a monthly topical flea control for dogs that kills fleas through contact, so fleas do not have to bite to die. Advantage II kills fleas rapidly within 12 hours of initial application. Reinfesting fleas are killed within 2 hours, with protection against further fleas infestation lasting for up to a month. Advantage II provides the additional benefit of killing flea eggs and larvae to effectively break the flea life cycle, while also treating, preventing, and controlling lice infestations..
This fragrance-free topical is waterproof after 24 hours and is for use on dogs and puppies 7 weeks of age and older, weighing 3 lbs. or more.
Side effects, although very rare, may include signs of skin irritation such as redness. scratching or other signs of discomfort. Gastorintestinal signs such as vomiting or diarrhea have also been reported.
Restrictions: Use only on dogs 7 weeks and older. Do not apply to puppies or dogs weighing less than 3 lbs. DO NOT USE ON OTHER ANIMALS. Do not use on cats. Do not apply more than 1 tube per treatment. Do not have contact or allow children to have contact with treated area until completely dry.