Simparica Trio 20.1–40kg Large Green for dogs is one of the most comprehensive and reliable parasite protection options available for dogs today. Formulated to safeguard large dogs from the most common and potentially dangerous parasites in Australia, it simplifies parasite protection by covering fleas, paralysis ticks, intestinal worms and heartworm in a single monthly chew. For busy pet owners who want a convenient and effective solution, Simparica Trio Large Green is an exceptional option.
This triple-action treatment targets fleas with fast-acting relief and rapid kill speed. It starts eliminating adult fleas quickly after administration and continues to protect your dog throughout the full monthly cycle. This helps to break the flea life cycle in the environment while keeping your dog comfortable and itch-free. Simparica Trio also treats paralysis ticks, one of the most serious dangers for Australian dogs. Paralysis ticks can cause life-threatening paralysis if left untreated, and consistent monthly prevention is essential for dogs who spend time outdoors or in bushland areas.
In addition to its external parasite protection, Simparica Trio Large Green 20.1–40kg includes powerful internal parasite control. It prevents deadly heartworm disease, which is transmitted by mosquitoes and can be fatal without regular preventative treatment. The product also treats and controls key intestinal worms including roundworm and hookworm. This combination of internal and external protection makes Simparica Trio a valuable all-in-one solution for large dog owners.
The chew itself is highly palatable, making dosing simple even for fussy eaters. Dogs can take the chew with or without food. Monthly dosing keeps your dog continuously protected, and the three available pack sizes (3, 6 or 12 chews) allow you to choose the most convenient option for your household.
Whether your dog spends weekends exploring the outdoors, enjoys long walks in grassy areas, or simply lives in an environment where fleas and parasites are common, Simparica Trio Large Green supports year-round protection with minimal effort. Reliable, vet-trusted and designed with convenience in mind, it ensures you can protect your dog with confidence month after month.
Choose Simparica Trio for powerful and complete protection for dogs weighing 20.1–40kg.
KEY FEATURES
• Kills fleas fast and continues working for the full month
• Treats and controls paralysis ticks
• Prevents deadly heartworm disease
• Treats and controls roundworm and hookworm
• Once-a-month, easy-to-give chew
• Suitable for large dogs 20.1–40kg
• Available in 3, 6 and 12 pack sizes
AVAILABLE PACK SIZES
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3 Pack – 3 months protection
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6 Pack – 6 months protection
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12 Pack – 12 months protection
HOW TO USE
• Give one chew orally once every month
• Can be given with or without food
• Ensure the full chew is consumed
• Continue monthly, all year round, for uninterrupted protection
PRECAUTIONS
• For dogs only
• Safe for dogs from 8 weeks of age, weighing at least 1.25kg
• Not suitable for dogs with a known sensitivity to the active ingredients
• Keep out of reach of children
• Always follow your vet’s guidance if your dog has a history of seizures or neurological conditions




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