Seresto Flea & Tick Collar for Large Dogs

Odorless 8-Month Flea and Tick Protection

Product Description

Seresto Flea & Tick Collar for Large Dogs offers long-lasting flea and tick protection for dogs over 18 lbs. The collar releases active ingredients in low doses over time, helping kill and repel fleas, ticks, and chewing lice by contact. With continuous wear, Seresto provides up to 8 months of protection in an easy-to-use, non-greasy, odorless collar format.

Benefits

• 8-Month Protection: Provides continuous flea and tick control for up to 8 months.
• Kills by Contact: Repels and kills parasites without requiring a bite.
• Fast-Acting Control: Starts killing existing fleas within 24 hours.
• Water Resistant: Remains effective after swimming, rain, or shampooing.
• Odorless Comfort: Non-greasy collar design for everyday wear.

Ingredients

Active Ingredients: Imidacloprid (10.0%), Flumethrin (4.5%).
Inactive Ingredients: Other ingredients (85.5%).

How to Use

Directions for Use

• Correct Size: Use 1 collar for dogs over 18 lbs.
• Prepare Collar: Unroll the collar and remove any plastic connectors.
• Proper Fit: Allow two fingers between the collar and the dog’s neck.
• Trim Excess: Thread through loops and cut extra collar length.
• Replace Schedule: Replace the collar after 8 months for continued protection.

Additional Information

Precautions

• Age Requirement: Use only on dogs and puppies 7 weeks and older.
• External Use Only: Avoid contact with eyes and prevent chewing or ingestion.
• No Leash Use: Do not attach a leash to the Seresto collar.
• Vet Guidance: Consult a veterinarian for breeding, pregnant, nursing, aged, or debilitated dogs.
• After Handling: Wash hands after fitting and keep away from children.

Possible Side Effects

• Skin Irritation: Itching, redness, or mild hair loss may occur near the collar.
• Local Reactions: Dermatitis, inflammation, or lesions may occur in some dogs.
• Behavior Changes: Lethargy, restlessness, or hyperactivity have been reported.
• Neurologic Signs: Tremors, vocalization, convulsions, or ataxia may occur.
• If Symptoms Occur: Remove collar and contact a veterinarian promptly.

Shipping & Returns

We offer ground, express, priority, and international delivery; see our shipping policy for details.

For return instructions or product concerns, please refer to our detailed refund policy.

Frequently Asked Questions

Q1: How long does the Seresto Flea & Tick Collar for Large Dogs last?

Ans: Seresto Flea & Tick Collar for Large Dogs provides continuous protection for up to 8 months when worn continuously. Replace the collar after the full protection period to help maintain year-round, consistent flea and tick control.

Q2: Which dogs can use the Seresto Flea & Tick Collar for Large Dogs?

Ans: Seresto Flea & Tick Collar for Large Dogs is intended for dogs and puppies 7 weeks of age and older that weigh over 18 lbs. Using the correct collar size helps support proper fit and consistent protection.

Q3: What active ingredients are in Seresto Flea & Tick Collar for Large Dogs?

Ans: Seresto Flea & Tick Collar for Large Dogs contains two active ingredients: imidacloprid (10.0%) and flumethrin (4.5%). These ingredients work together to repel and kill fleas and ticks through contact.

Q4: How quickly does Seresto start working against fleas?

Ans: Seresto starts killing existing fleas within 24 hours of application. After the first day, the collar continues working to kill new fleas through contact, supporting ongoing flea control with continuous wear.

Q5: Can a dog swim or bathe while wearing a Seresto collar?

Ans: Seresto collars are water-resistant and remain effective after swimming, rain, or shampooing. For best results and to help maintain the full 8-month duration, avoid frequent bathing and follow label guidance for use.

Q6: How should the Seresto Flea & Tick Collar for Large Dogs fit?

Ans: The Seresto collar should fit snugly but comfortably, allowing two fingers between the collar and the dog’s neck. After adjusting, thread the end through the loops and trim the excess length, leaving enough for comfort.

Q7: What precautions should be followed when using Seresto collars?

Ans: Use Seresto only for external use on dogs and puppies 7 weeks of age or older. Do not attach a leash to the collar and prevent chewing or ingestion. Consult a veterinarian before use on breeding, pregnant, nursing, or debilitated dogs.

Q8: What should pet parents do if a dog has side effects from Seresto?

Ans: If a dog shows signs such as itching, skin irritation, lethargy, or neurologic symptoms, remove the Seresto collar immediately. Contact a veterinarian for guidance, and monitor the dog closely until symptoms resolve.