Heartworm is preventable — and the evidence bar for preventives is high. A 2026 multicenter field trial looked at real-world prevention of Dirofilaria immitis in dogs with a novel chewable tablet.
PAWai digests studies like this so you can ask smarter questions at the clinic. We do not prescribe. Product choice, timing, and testing schedules depend on where you live and your veterinarian’s assessment.
Read the full research card
Heartworm preventive field evidence →
Disclaimer
PAWai organizes information and educates pet owners. PAWai does not diagnose conditions or recommend treatment. Always consult a licensed veterinarian for medical decisions about your pet.