Stocks a large range of OTC flea tablets and natural chewable supplements. 3. Local & Big-Box Retailers (OTC Only)

Most high-efficacy, long-lasting flea pills (such as those that also protect against heartworm) require a prescription from a licensed veterinarian.

Platforms like Vetster allow you to book virtual visits to get a personalized prevention plan and have medications delivered. 2. Major Online Pet Retailers (OTC & Prescription)

These sites offer a wide variety of brands. If you buy a prescription pill, they will typically verify the script with your vet during checkout. Popular for both OTC options like and prescription brands like or .