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SENTINEL BRAND PRODUCTS

SENTINEL Brand Products require a prescription from a veterinarian.
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For technical assistance or to report a suspected adverse drug reaction, contact Merck Animal Health at 1-800-224-5318.

Important Safety Information:
SENTINEL^® SPECTRUM^® Chews (milbemycin oxime/lufenuron/praziquantel). Dogs should be tested for heartworm prior to use. Mild hypersensitivity reactions have been noted in some dogs carrying a high number of circulating microfilariae. Treatment with fewer than 6 monthly doses after the last exposure to mosquitoes may not provide complete heartworm prevention. For complete product information refer to the product insert.
SENTINEL^® FLAVOR TABS^® (milbemycin oxime/lufenuron). Dogs should be tested for heartworm prior to use. In a small percentage of treated dogs, digestive, neurologic, and skin side effects may occur. For complete product information refer to the product insert.