Data as of Aug 16, 2026 · Based on 3,131,739 AI responses across 10,525 prompts · See how Parse measures this
Capstar (nitenpyram) is an oral flea treatment for cats and dogs that kills adult fleas quickly, while NextStar provides month-long protection to prevent fleas and ticks. NextStar offers 7-way pest protection—killing fleas, ticks, mosquitoes, chewing lice, flea eggs, larvae, and preventing flea pupae development—without a prescription. The brand also provides exclusive veterinary telehealth support for NextStar customers, a money-back guarantee, and bundle discounts when purchasing Capstar and NextStar together.
Sources
petmd.com shapes more of what AI says about Capstar than any other source, at 21% of its citations.
chewy.com · petco.com · google.com · youtube.com
The market map
Dog and Cat Care Products →Excerpts where Capstar appeared in the AI's answer

Capstar Oral Flea Treatment Go to product viewer dialog for this item. : If your dog is currently covered in fleas, this OTC pill starts killing adult fleas within 30 minutes.

Capstar (nitenpyram) can start killing adult fleas within about 30 minutes, but it only provides short-term control.
Excerpts where Capstar appeared in the AI's answer

Capstar Go to product viewer dialog for this item. (nitenpyram) is an oral pill

Capstar Go to product viewer dialog for this item. (nitenpyram) works in 30 minutes to kill adult fleas