Dogs can’t hide from heartworm disease.
It only takes one mosquito bite to transmit it.

IMPORTANT SAFETY INFORMATION:
HEARTGARD Plus is well tolerated. All dogs should be tested for heartworm infection before starting a preventive program. Following the use of HEARTGARD Plus, digestive and neurological side effects have rarely been reported. For more information, contact your veterinarian or click here for full prescribing information.