Oral Flea Medication for Dogs

Pills to Kill Fleas on Dogs

Adult fleas are permanent parasites of their host. They rely on blood meals to survive and reproduce. As a result, they will remain on the host unless they die or are dislodged through grooming.

Oral flea medications typically contain the active ingredient nitenpyram, an insect neurotoxin. Adult fleas will begin to die 30 minutes after a dog consumes a pill. 90% of the corporeal flea population on the dog will die within 4 hours.

capstar oral flea meds blue capstar oral flea meds green generic nitenpyram flea meds blue generic nitenpyram flea meds green
Product Name Novartis Capstar Blue Novartis Capstar Green Generic Blue Generic Green
Price $23 $25 $15 $13
Size 6 tablets 6 tablets 12 capsules 10 capsules
Application Oral Oral Oral Oral
Use On Dogs Dogs Dogs Dogs
Dog Age over 4 weeks over 4 weeks over 4 weeks over 4 weeks
Dog Size 2 to 25 lbs over 25 lbs 2 to 25 lbs over 25 lbs
Kills Adult Fleas Adult Fleas Adult Fleas Adult Fleas
Active Ingredients Nitenpyram Nitenpyram Nitenpyram Nitenpyram
A.I. Concentration 11.4 mg 57 mg 12 mg 57 mg
Dose Schedule up to twice weekly up to twice weekly up to twice weekly up to twice weekly
Product Label
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MSDS
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FleaScore
Reviews read reviews
on Amazon.com
read reviews
on Amazon.com
read reviews
on Amazon.com
read reviews
on Amazon.com
  • Prices are approximations based off of Amazon.com prices at the time of publishing.
  • FleaScores are based off of product details (price, size, active ingredients, etc), as well as reviews aggregated from 3rd party sources.
  • Nitenpyram is an insect neurotoxin, belonging to the neonicotinoids class of compounds similar to nicotine.

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